1 Answer. So you have the following workarounds:I used jmeter recently and I try to get some data from a jdbc request and send them in a spring service with request. How to use for each controller in JMeter - JMeter Logic Controllers Prerequisite: Add Thread Group Steps: 1. If you're using ForEach Controller for iterating slug variable the id one needs to be handed a little bit differently: use __jm__ForEach Controller__idx pre-defined variable to get current iteration of the ForEach Controller; use __intSum() function to increment it by 1 as the above variable is zero-basedAdd a comment. put("strusername", new String(strusername)); explicitly overwrites previous value of the variable. I'm using While Controller based on the number of servers to iterate and execute the url requests. How to Use ForEach Controller in JMeter | Advanced JMeter Tutorial As a part of the JMeter Tutorial, we have covered a new topic about using ForEach controll. Example configuration: Demo:The match no -1 creates variables vals_1 . More information: Apache Groovy - Parsing and producing JSON. Use a match number of -1, this returns all matches and creates the groups, then you can simply limit the foreach to 10 iterations using a counter. My Test Plan in JMeter. After logging in store the token for each user into JMeter Properties via __setProperty () function or JSR223 PostProcessor so you would have the following properties defined: token_1=some-token token_2=some. It can be done using the Regular Expression Extractor. 0. ${Name}, I need to pass each character of ${Name} to individual HTTP Request, say for request 1, parameter is N, Request 2 - Parameter a. org. JMeter MD5Hex Assertion. Once Only Controller. For each thread, the variable will be assigned one of the values from the series in sequence. Publisher (s): Packt Publishing. When JMeter executes this Pre-Processor element, it stores the values in the variables which can be referenced by any Samplers within the same thread group. Install JDK to run Apache JMeter. put("var_1", "a"); vars. If you want the "counter" to start. ForEach Controller is not getting Triggered in Jmeter when using List from JSR223 Preprocessor. Jmeter response is in JSON format. With this element we can execute a sampler as many times as there are items in a collection. 1. 2. Stack Overflow | The World’s Largest Online Community for DevelopersAdd ability to execute requests in parallel when using ForEach Controller. The code above will read all the lines from file. 0_151. How to pass multiple variable in a For -Each Controller of Jmeter. > When using this feature, ensure. 当您将采样器（或控制器）添加到ForEach控制器时，每个样本（或控制器）将执行一次或多次，其中在每个循环期间，变量都有一个新值。. Put the following JAVA Code in JSR223 Sampler and select language as java. Add value 50 to Loop Count field as below figure. 2. Loop Controller. The id you can get from the ForEach Controller configured like: And refer it as $ {id} under the ForEach Controller. Have a look at the interleave documentation as it explains nicely how it works and how one sampler, going from top to bottom, is executed per iteration. 7 Rating. I updated my post with screenshot trying your solution. ) with child Throughput Controller set X percents (X is integer, 0 <= X <= 100) - so than X% from N loops is integer value too. 0. Since the main goal of the script is to find random flights, we need a CSS. jmeter. 对测试计划中的脚本进行. in order to do this you need to add the following line to the place. AbstractTestElement. g. Jmeter - Loop through the array defined from 'User Defined Variables' 1. - Foreach Controller with input variable prefix "TRANSACTIONIDS", output name "RETURNID" - User Defined Variables config element with the following: XML -> ${XML}<id>${RETURNID}</id>. I have very simple script: Thread Group. Improve this answer. Time duration Calculation in jmeter. After adding a thread group: Right click on Thread Group -> Add -> Logic Controller -> bzm - Parallel Controller. toInteger () int. Create a List with the valid values for the test (filter some values) Add the result in a JMter variable vars. also I have number ofCopy the appropriate . Use Debug Sampler and View Results Tree listener combination to. See How to Use a Counter in a JMeter Test article for more information on the domain. apache. org. Jmeter - Loop through the array defined from 'User Defined Variables' 0. Jmeter postProcessor to be executed only once after all the requests are complete. Thread Group (number of thread = 1) ForEach controller Precise Througput Timer POST request Teardown Thread Group ForEach controller DELETE request. For basic idea on Jmeter, see my Previous posts or the Jmeter section under Tool tab. Once you have them - you can use ForEach Controller configured like: So you will be able to use ${current} (or whatever you put into the "Output variable name" in the JDBC Request. but my ForEach controller is not even getting hit(not listed in View Results tree) and i can't able to see any info regarding that in my console. keyword_3=Logout. Hot Network Questions What does mean `^(*. More information: JMeter Parameterization - The Complete Guideif you execute the script and look into Debug Sampler output you will see the following JMeter Variables. I want to check a condition using if controller, only if the both the title and titles and title are same it should move to the next controller to do further operations. 2. does not stop). ForEach controller doesn't work with JMeter Properties, you need to change the "Input Variable Prefix" to url_2 and your test should start working as expected. 输入应包含多个变量，每个变量都. Windows 7. If Controller. 0. Share. 0. There is a plug in available in JMeter called, "bzm - Parallel Controller". Define your user variable using the User Defined Variables component, or use the CSV component. I'm trying to set up a counter to be used with while. Please note that this is a prototype, our actual use case will have 1000-5000 nodes in the array and will do more then just an HttpRequest. In this example, these thread groups are named “First Thread Group” and “Second Thread Group. I have the following setup in my Test Plan. The input should consist of several variables, each extended with an underscore and a number. If ControllerTo apply a timer to a single sampler, add the timer as a child element of the sampler. Excluding the last element from the expression to for each controller. Using Java Request Sampler inside a ForEach controller in Jmeter. Configure the ForEach Controller as follows: Input Variable Prefix: response_some_id; Start Index: 0; End Index: how many IDs do you have. ForEach Controller cannot operate on objects, you have to create JMeter Variables in form of:. ForEach Controller Given an input array variable it will loop over it, assign the output variable the value at each index and execute the child requests for each output variable value. The main purpose of the If Controller is to control the JMeter execution script flow. As stated in Apache JMeter’s documentation: “The Transaction Controller generates an additional sample which measures the overall time taken to perform the nested test. To achieve this, you need to parse that JSON Response with JSON Class in Java. In Jmeter except that template $1$ , $2$, do i have any functions or methods to print all the captured values?I think that ForEach Controller is what you're looking for. And I solved my problem. Add the While Controller to your Test Plan. The purpose of it. save. end indes of loop : $ {folderid_matchNr} output varibale is folderidd. Use while controller instead. apache. Make sure in your reg ex, you set the match value to -1 to. In this JMeter tutorial, we’ll use the ForEach Controller to. Use path expression as : . Sie können auch ein Beispiel-JMX. 1 Answer. In such scenarios, typically, we want to load. 0. Keep in mind: the following scenario-level. Samplers controller: Jmeter samplers cho phép định nghĩa các request có thể được gửi tới một server. Jmeter; control foreach nested. control. Change to the directory of your JMeter install ( JMETER_HOME) Change to the bin directory. Follow edited Jul 27, 2011 at 20:48. 0. Actually it appears that you are overscripting as incrementing a variable can be done using built-in components like Counter test element or __counter() function. So for example, if your Loop Controller is named FEC, then you can access the looping index through ${__jm__FEC__idx}. In this blog post we are going to look at several JMeter Controllers, specifically: Simple Controller. technicalSettings [*] Your JSON path extractor settings will be like: For each controller settings will be like: Add the request under for each controller and use the $ {myvar} in the request. Add Debug Sampler after the HTTP Request (first one) and make sure it contains the variables you're looking for, in order for ForEach Controller to work you need to have the following variables pattern: var_1=some value var_2=some other value etc. info("inside hash"+ ${current_file} ); //current_file is the Output variable name defined in foreach controller and has the value of current file path. Evidence: Example Test Plan: I can use JMeter’s split function for this. for example the value is 89. jmeter $ {__V (longitude_$ {__counter (,)})} use inside foreach controller. . 1. It might be the case the array simply doesn't have the variable matching the current loop index, double check the JMeter Variables which are in scope for each loop using Debug Sampler and View Results Tree listener combination. like user var) inside the loop which. Loop Controller. If you want to use your "array" in the ForEach Controller configured like in your screenshot you need to create the relevant JMeter Variables beforehand in form of: json_1=f439d9bb-487b-4a46-b5aa-1013d8de464a json_2=6656dae1-159a-4062-9cbb-5382d5202cd8 etc. I have kept HTTP requests inside For each controller so that for each file an HTTP request is invoked. Using the remote BeanShell server to change a JMeter property. Jmeter - How to put each member of the forEach loop into variable. util. 3 Answers. 1. Yes, it's possible. Server names are defined in User Defined Variables config. 1 it is recommended to use Groovy language for any form of scripting so consider migrating to JSR223 Sampler and Groovy language on next. 一台のマシンでだいたい 200 ~ 400 くら. ForEach Controller now expose their current iteration as a variable named jm<"Name of your element">__idx. : -1 But if I use ForEach controller to pass custID, It creates multiple requests - total number of custID_matchNr. It seems that jmeter enters the while loop every other foreach iteration (i reset the loopflag to true before it get to the while loop and to false once it gets inside of while)-set test variables of pattern "variablename_" + index (1-10)-Foreach( variablename_ )JMeter JsonPath Extractor Plugin can be downloaded and installed from jmeter-plugins website. 0. Here is what i have done till now. Parallel Processing of Requests in Jmeter. e. Jmeter version=5. It simulates a user's request for a page to the target server. create a counter which starts from 1 and increment by 1. Scenario: Get results (list of M millions ids) from SQL in JDBC Request and save in variable name id. 2. Samplers are a must to add component to a test plan as only it can let JMeter know what type of request need to go to a server. Full GC が発生しないように、一回分のテストが収まるようなメモリ量を確保する. 2. -1 (Debug Sampler shows match count: 4 )and want to add them to cart one by one it makes more sense to consider using ForEach Controller. 4. I ended up using a Test Action with 30s pause. ForEach Controller Module Controller2 Answers Sorted by: 3 Given that your foreach controller works and $ {jspPage}. 6700 Reader (s) JMeter is a versatile and powerful open-source tool for performance testing, load testing, and stress testing. c|*. 0. Hence throughput cannot be generated as specified. Secondly, you need a Loop Controller to loop through them a certain number of times. Add JSR223 PostProcessor after the Regular Expression Extractor and put the following code into. JMeterには多くのエレメント（GUIモードで左ペインに表示されるアイテム1個が1エレメントです）が用意されていますが、その エレメントの名前やパラメータなどを動的に設定す. I config my thread group as below: Loop Controller (4 times) Read csv file (Recycle on EOF: False, Stop thread on EOF: True, Sharing mode: All threads) I run this scenario with a number of threads: 2. JAR files using the files manager. 1. a. get ('__jm__your-foreach-controller-name-here__idx') if you haven't changed the default name it would be:Sorted by: 1. If Controller. Index starts at 0Notice also JMeter holds special variable inside ForEach Controller: JMeter will expose the looping index as a variable named jm__idx. Once you have this form of ID variables you can use then in the ForEach Controller like: Then add a single sampler as a child of the ForEach Controller and refer the ID as ${CURRENT_ID} - JMeter will iterate through all. The last one that runs seems to be. csv and store it into JMeter Variables like: VAR_1=first line of your CSV file VAR_2=second line of your CSV file VAR_3=. and referenced as ${foo} under the ForEach Controller. Or Use Script Text and check Cache compiled script if available property. Download Apache JMeter at Apache JMeter with Binaries version. Share. keyword_1=Register New User. Each thread represents one user using the application under test. JMeter regex extractor forEach controller. Jmeter TestPlan structure: ThreadGroup--Req1 --Req2---RegEx: with Match No. Solution After configuring ForEach controller , you can access above variables inside ForEach loop using __V () and __Counter () functions. ISBN: 9781838640880. jMeter Test Plan Elements – Learn Java jMeter Framework in simple and easy steps using this beginner’s Some examples are − ForEach Controller, While response assertion: using multiple patterns. Votes in Bugzilla: 1 OS: AllThe following Example Demonstrates the Random controller and Random Order Controller : The first step is to open the JMeter and add the Thread Group to the Test Plan. The response contains an Array of JSON objects. UPDATE - by increasing trace level of jmeter in 'log4J2. The other. JMeter - Timer and list variable. ForEach Controller in Jmeter iterates through an array of variables. Add ForEach Controller to your Test Plan (somewhere after the main request) and configure it as follows: Input variable prefix: array Output variable name:. foreach controller configured as : Input variable : arrVehicles start index : 0 output variable name : vehicleN groovy; jmeter; jsr223; post-processor; Share. to get contents. There is no need to use __counter() function as ForEach Controller exposes a special variable holding current loop index (zero-based) JMeter will expose the looping index as a variable named jm__idx. Runtime Controller in Jmeter. 1. Add the Parallel Controller to the Test Plan: Right click on Thread Group -> Add -> Logic Controller -> bzm – Parallel Controller. It proves that even though the stage IF controller evaluates to false - jmeter still runs the user defined variable under the stage IF controller (wtf) So it seems that even though only one of the if branches runs jmeter still evaluates all user defined variable regardless of where they are placed in the tree. g: To…For Example, Thread Group loop count is set to “2”, Loop Controller loop count is set to “2”, and “3” requests are present under Loop Controller node, then JMeter will send a total of “30” Http Requests to the web server under test. 0 ForEach Controller exposes it's current iteration number via $ {__jm__ForEach Controller__idx} pre-defined variable. Listeners, may be placed directly under the test plan, in which case they will apply to all the thread groups. com run it 50 times, in addition to the loop value =2, you specified for the Thread Group above. I will show you how to access the property values in json variable on JMeter. Apache JMeter is an open source Java application, designed to load-test functional behavior and measure performance. For example if your ForEachController is named ForEachCard then this will get you the loop index. controller i have "user variables" where i set. Then using beanShell script I take the length of the arrays, scripting:Using the ForEach Controller 89 Using the While Controller and the StringFromFile Function 91 Using the Loop Controller and the StringFromFile Function 92. Add a comment. With regards to the "price" you will need to use __V() and __intSum() functions combination like: JMeter will produce the following variables: The relevant ForEach Controller configuration which will iterate all firstName_xxx variables will look like: Demo: I would also recommend checking out API Testing With JMeter and the JSON Extractor article for more comprehensive explanation of JSON Extractor usage. The variable names stand for each of the columns in the csv file, and can be referred in the loop controllers. Test plan -> Thread group -> JSR223 PreProcessor : This is where i am reading file and adding it to vars, its like "json_ {number}" and "GETfileLength" -> ForEach Controller : This is sibling of Thread group -> HTTP Request : Inside for Each controller has a configuration of host, port and the path and. So to explain again: Run on active_status_1 -> if active -> report and stop the loop. 5 price_2=60 The id you can get from the ForEach Controller configured like: And refer it as ${id} under the ForEach Controller. import org. Also be aware that since JMeter 3. Then, in the Loop Controller, define loop count to: ${nameOfVar} Since version 4. Ask Question Asked 5 years, 7 months ago. 1 it's recommended to use JSR223 Test Elements and Groovy language for scripting as Groovy performance is much. The onprem foreach parameters are something like this: input variable: folderid (as extracted using json extractor) start index : 0. 2. apache. It scales web development by helping you measure and analyze application performance. Learn more about TeamsForEach Controller ForEach Controller簡介. You cannot access the properties doing this: JavaScript $ {d. I have the following two questions that I could not find answer for. If you configure ForEach Controller like: then you will be able to get the current value of foo variable as: vars. For more information on Beanshell scripting in Apache JMeter refer to How to use BeanShell: JMeter's favorite built-in component guide. Please see attached test plan and run it. ids1=foo ids2=bar ids3=baz etc. Loop Controller in Jmeter: Loop Controller will run the samplers/requests stored in it for the definite number of times or forever (if forever checkbox is selected). To do so; Add CSV Data Set Config to your Test Plan. I need to print all the values which are matching the correlation, i. While controller in Jmeter. 1. I tried defining list with both def myList = [] and List< Download source code - 1. Just add ${__jm__ForEach Controller__idx} pre-defined variable as a prefix or postfix for the name of the created variable in JSON Extractor so on each iteration it will create a separate JMeter Variable holding the current value extracted from the response. ForeachController that iterates over a list of variables named XXXX_NN stored in JMeterVariables where NN is a number starting from 1 to number of occurrences. 1. Loop Count - The number of times the sub-elements of this controller. Connect and share knowledge within a single location that is structured and easy to search. Assuming that you have each link in a new line could you please make sure that following configuration is applied: For Loop Controller: should be > than 1 loop. To achieve above scenario in Jmeter used below Test Plan: ThreadGroup - 1 user, 1 ramp up period, 1 loop-HTTP request to login-Questionslist - RegExp to get list of questions with -1 The problem is that I need to use this information in the next HTTP request but I don't know how to get asset_host from "data" without using a foreach controller. If Controller 1. The foreach controller manual can be slightly confusing at first. Background. treenodes_1_g1=id1 treenodes_1_g2=First title treenodes_2_g1=id2. ForeachController. However, if the property includecontroller. Jmeter bug 61802 - Loop / ForEach Controller should expose a variable for current iteration. Stack Overflow | The World’s Largest Online Community for DevelopersForEach Controller and Switch Controller configuration; Schematic view of your Test Plan (Tools -> Generate Schematic View) The values of JMeter Variables used in the ForEach and Switch Controllers for at least 2 iterations (can be obtained using Debug Sampler and View Results Tree listener combination) jmeter. For example you have 4 JMeter Variables: latitude_1=40. ArrayList; myList = new ArrayList(); In the second JSR223 Sampler, that is inside ForEach Controller, I am trying to access myList variable in order to add some valueI use jmeter to test this flow, now I was able to send request 1 and then use ForEach Controller to send some request 2, but I don't how to send request 3 according to the response of each request 2. JRE 1. Once Only Controller. Practical example shown below: Test Plan looks like this: Extract User ID using Regular Expression Extractor. Input variable prefix: years, elements and Output variable name:. I cannot reproduce your issue using the following simple setup: The variables referenced using __V () and. If I don't place these 2 api's in for each controller the assertion works fine, but I need to use a controller as looping is needed. I am obtaining them from my previous JSR223-postprocesser. Change the CSV's configuration: Stop thread on EOF =TRUE And Recyle on EOF = FALSE. When using this feature, ensure your script code does not use JMeter variables or JMeter function calls directly in script code as caching would only cache first replacement. Add a Loop controller to the Thread (Forever=True), then add the "CSV data set Config" as child to the Thread. I have a User Defined Variable numberOfUsers in my test plan. (Sometimes this count come as 300, sometimes 350 i. You simply need to upload the associated . this way you will be able to see the cause of the problem in jmeter. 1. Save the partial or the whole response into a JMeter Variable. My . 5. After script finishes you should have 3 more JMeter Variables. Sorted by: 1. -1 (Debug Sampler shows match count: 40 ) ---ForEach Controller ----Http req using ForEach controller's output variableDifferent logical controller provided by JMeter are: Critical Section Controller – It ensures that the child elements are accessed by only one thread at a time. ForEach Controller expects JMeter Variables to look like: var_1 var_2 var_3. In these folders I have multiple CSV files, I need to read the folder named with the current. CSV Data Set Config. Change your Loop Controller to ForEach Controller. You will get something like this: Share. JMeter ForEach controller with list of Objects not being iterated over. Hence throughput cannot be generated as specified. The Once Only Logic Controller tells JMeter to process the controller(s) inside it only once, and pass over any requests under it during further iterations through the test plan. It just needs to be nested under a parent). It seems that the JSF ViewState value is getting hard-coded when I record the requests due to which when. edit: My whole logic is like this:. Input variable prefix: uuid_list,file_list,file_path; Output variable name : uuid_list,file_list,file_path; to my next call which I want to iterate. Sorted by: 0. However, by default, the Foreach Controller in JMeter can only accept a single variable. So HTTP Cookie Manager is only replacing the first var. I am a JMeter new user. The easiest way of doing this is using ForEach Controller. See Using Regular Expressions in JMeter guide for another example of looping through all links found in the page with the Regular Expression Extractor and ForEach Controller. See Debugging JDBC Sampler Results in JMeter guide for more information on working with the JDBC test elements results. JMeter has become an industry-standard tool for conducting functional, load, performance, and regression tests on web applications. [0-9]*)" template: $1$ and match no. Class ForeachController. > What i want to do now is to get each file name and concatenate them in a single string so i can further. prefix is defined, the contents are used to prefix the pathname. {counter} to 0. Several options that can be used to change throughput value include: Using a counter variable. The Following Example Demonstrates the Throughput Controller: Open the JMeter and then add thread Group into your Test Plan and enter the number of Users as 10. ForEach Controller. 1. A Test Plan comprises of at least one Thread Group. 3 you can use only a single variable in the ForEach Controller. get ('__jm__your-foreach-controller-name-here__idx') if you haven't changed the default name it would be: Sorted by: 1. For more details you. Please tell me. It allows you to iterate over elements of a variable, such as an. log file for any suspicious entries, if nothing unusual is there - increase JMeter logging verbosity and check it again. Due to these two points, JMeter is multiplatform and runs in any kind of machine with a Java virtual machine installed: Windows, Linux, Mac. Counter Max value is defined with variable. JMeter - Set a dynamic variable for Loop Controller. Please follow below steps. csv, loop2 = test2. But i want the value to ** restart ** every iteration. More information: Results file configuration. . Try running JMeter as: jmeter -Jjmeter. . 0. JMeter is quite a versatile tool when it comes to Load Testing. Start JMeter. Improve this answer. Jmeter - Use Loop controller based on array (created from from multiple variables) 0. It ensures that the child elements of this controller are accessed by only one thread at a time. Then,I have a For each controller on which the filename list should. First, let’s add the controller to the Test Plan. 2) Use below code in place of your unique parameter. If you need to iterate all the countries it's better to go for the ForEach Controller, in this case you need to transform the countries variable into the following pattern:. One such controller is the "Foreach Controller" which allows iterating over a set of values and executing the nested samplers for each value. Using Java Request Sampler inside a ForEach controller in Jmeter. 1. In this course, you’ll learn to invoke key features of the latest version of this testing tool to achieve peak performance for your. When Constant Throughput Timers are introduced as child to the request JMeter tries to create request to maintain the specified throughput if server can handle them. How to access data inside foreach controller Jmeter How to access data inside foreach controller using JSR223 sampler with index value. However, this doesn't accept any input variable like "ForEach" controller does. Apache Groovy - Why and How You Should Use It. I am writing a test plan that envolves requesting various. In the ForEach Input Variable - enter the variable you declared in the Regular Expression Extractor under the Reference Name. You can use inside you ForEach loop, in case for example if it's called foreachController using an internal index introduced in JMeter 4. testelement. How to use one. You cannot use ForEach Controller for variables concatenation, it can only be used for iterating the values one by one. The number of iteration execution is dynamically defined by the resolution of the related variables as opposed to a fixed number specified in loop controllers. I have come up with the solution for "Unique Once Vuser setting in jMeter". Now, we should see the following view: In the JSON Path expressions field, we can insert our JSON path to parse the JSON response. You will read each CSV line in a loop until end of file. 0. It can be done using the Regular Expression Extractor. Index starts at 0. md)`foreach controller not working correctly with variables. Define a Counter inside the Loop Controller and configure it as follows. More information: How to Use a Counter in a JMeter Test. screen1: Screen2: Screen3: Screen4: jmeter. 1 HTTP Request (Fetcher) and fetch. and referenced as ${foo} under the ForEach Controller. e. . JMeter Include controller. Then, in the Loop Controller, define loop count to: ${nameOfVar} Can I use them in foreach controller? like as follow. Interleave Controller. Author (s): Afsana Atar. Next, create four HTTP Requests for Admin. 1. , foreach controller2 data is shown correctly. You can also use in a loop with $ {MyVar_MatchNr} as the. Your approximately current Scenario: Both Module Controllers refer to the 1st Simple Controller. I am obtaining them from my previous JSR223-postprocesser. Index starts at 0. I have the following setup in my Test Plan. For example you have 4 JMeter Variables: latitude_1=40. Sorted by: 52. ForEach Controller. , its dynamic) I used ForEach controller, but requests are going sequentially. Debug Sampler - $ {domain} ForEach Controller (in has input variable domain and output variable out) Debug Sampler - $ {out} It executes the first Debug Sampler but not the second one. Improve this answer. zip, import it and replay it in OctoPerf. control. Fill the File name something like : . Der Parallel Controller ist ein JMeter Plugin, das es ermöglicht, mehrere Sampler gleichzeitig auszuführen, um die parallele Anforderungsverarbeitung zu simulieren. If you additionally want to save each "pageItem" into a separate JMeter Variable suitable for iterating via ForEach Controller you can add another piece of code: response. 56:user or thread group session as a programmer i immediately understand what thread group means but i must confess that i always rename as something like users or service subscri#PerformanceTesting #EsTesting&QAEn este video trabajaremos con el Foreach Controller, elemento que nos permite iterar dentro de un conjunto de valores y asi. 2.