How to Detect Backspace character in TextInput with react native










0















How to detect typed character is the backspace/delete 



if (e.nativeEvent.key === 'Backspace')


tried this but not working






reactjs react-native







share|improve this question




























    0















    How to detect typed character is the backspace/delete 



    if (e.nativeEvent.key === 'Backspace')


    tried this but not working






    reactjs react-native







    share|improve this question


























      0












      0








      0








      How to detect typed character is the backspace/delete 



      if (e.nativeEvent.key === 'Backspace')


      tried this but not working






      reactjs react-native







      share|improve this question
















      How to detect typed character is the backspace/delete 



      if (e.nativeEvent.key === 'Backspace')


      tried this but not working






      reactjs react-native




      reactjs react-native






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Nov 14 '18 at 13:01









      executable

      1,7992822




      1,7992822










      asked Nov 14 '18 at 11:10









      PoonamPoonam

      89




      89






















          1 Answer
          1






          active

          oldest

          votes


















          2














          https://facebook.github.io/react-native/docs/textinput#onkeypress



          <TextInput
           onKeyPress=( nativeEvent ) => 
           if (nativeEvent.key === 'Backspace') 
           ...doTheMagic();...
           
           
          />


          Live example: https://snack.expo.io/@zvona/backspace






          share|improve this answer
























            Your Answer






            StackExchange.ifUsing("editor", function ()
            StackExchange.using("externalEditor", function ()
            StackExchange.using("snippets", function ()
            StackExchange.snippets.init();
            );
            );
            , "code-snippets");

            StackExchange.ready(function()
            var channelOptions =
            tags: "".split(" "),
            id: "1"
            ;
            initTagRenderer("".split(" "), "".split(" "), channelOptions);

            StackExchange.using("externalEditor", function()
            // Have to fire editor after snippets, if snippets enabled
            if (StackExchange.settings.snippets.snippetsEnabled)
            StackExchange.using("snippets", function()
            createEditor();
            );

            else
            createEditor();

            );

            function createEditor()
            StackExchange.prepareEditor(
            heartbeatType: 'answer',
            autoActivateHeartbeat: false,
            convertImagesToLinks: true,
            noModals: true,
            showLowRepImageUploadWarning: true,
            reputationToPostImages: 10,
            bindNavPrevention: true,
            postfix: "",
            imageUploader:
            brandingHtml: "Powered by u003ca class="icon-imgur-white" href="https://imgur.com/"u003eu003c/au003e",
            contentPolicyHtml: "User contributions licensed under u003ca href="https://creativecommons.org/licenses/by-sa/3.0/"u003ecc by-sa 3.0 with attribution requiredu003c/au003e u003ca href="https://stackoverflow.com/legal/content-policy"u003e(content policy)u003c/au003e",
            allowUrls: true
            ,
            onDemand: true,
            discardSelector: ".discard-answer"
            ,immediatelyShowMarkdownHelp:true
            );



            );













            draft saved

            draft discarded


















            StackExchange.ready(
            function ()
            StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f53298842%2fhow-to-detect-backspace-character-in-textinput-with-react-native%23new-answer', 'question_page');

            );

            Post as a guest















            Required, but never shown

























            1 Answer
            1






            active

            oldest

            votes








            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            2














            https://facebook.github.io/react-native/docs/textinput#onkeypress



            <TextInput
             onKeyPress=( nativeEvent ) => 
             if (nativeEvent.key === 'Backspace') 
             ...doTheMagic();...
             
             
            />


            Live example: https://snack.expo.io/@zvona/backspace






            share|improve this answer





























              2














              https://facebook.github.io/react-native/docs/textinput#onkeypress



              <TextInput
               onKeyPress=( nativeEvent ) => 
               if (nativeEvent.key === 'Backspace') 
               ...doTheMagic();...
               
               
              />


              Live example: https://snack.expo.io/@zvona/backspace






              share|improve this answer



























                2












                2








                2







                https://facebook.github.io/react-native/docs/textinput#onkeypress



                <TextInput
                 onKeyPress=( nativeEvent ) => 
                 if (nativeEvent.key === 'Backspace') 
                 ...doTheMagic();...
                 
                 
                />


                Live example: https://snack.expo.io/@zvona/backspace






                share|improve this answer















                https://facebook.github.io/react-native/docs/textinput#onkeypress



                <TextInput
                 onKeyPress=( nativeEvent ) => 
                 if (nativeEvent.key === 'Backspace') 
                 ...doTheMagic();...
                 
                 
                />


                Live example: https://snack.expo.io/@zvona/backspace







                share|improve this answer














                share|improve this answer



                share|improve this answer








                edited Nov 14 '18 at 11:24

























                answered Nov 14 '18 at 11:17









                zvonazvona

                12.4k14058




                12.4k14058





























                    draft saved

                    draft discarded
















































                    Thanks for contributing an answer to Stack Overflow!


                    • Please be sure to answer the question. Provide details and share your research!

                    But avoid …


                    • Asking for help, clarification, or responding to other answers.

                    • Making statements based on opinion; back them up with references or personal experience.

                    To learn more, see our tips on writing great answers.




                    draft saved


                    draft discarded














                    StackExchange.ready(
                    function ()
                    StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f53298842%2fhow-to-detect-backspace-character-in-textinput-with-react-native%23new-answer', 'question_page');

                    );

                    Post as a guest















                    Required, but never shown





















































                    Required, but never shown














                    Required, but never shown












                    Required, but never shown







                    Required, but never shown

































                    Required, but never shown














                    Required, but never shown












                    Required, but never shown







                    Required, but never shown







                    -

                    這個網誌中的熱門文章

                    How to read a connectionString WITH PROVIDER in .NET Core?

                    圖片
                    6 I added .AddJsonFile("Connections.json", optional: true, reloadOnChange: true) in public Startup(IHostingEnvironment env) Connections.json contains: "ConnectionStrings": "DefaultConnection": "Server=(localdb)\mssqllocaldb;Database=DATABASE;Trusted_Connection=True;MultipleActiveResultSets=true", "COR-W81-101": "Data Source=DATASOURCE;Initial Catalog=P61_CAFM_Basic;User Id=USERID;Password=PASSWORD;Persist Security Info=False;MultipleActiveResultSets=False;Packet Size=4096;", "COR-W81-100": "Data Source=DATASOURCE;Initial Catalog=Post_PS;User Id=USERID;Password=PASSWORD;Persist Security Info=False;MultipleActiveResultSets=False;Packet Size=4096;", "MSEDGEWIN10": "Data Source=DATASOURCE; Initial Catalog=COR_Basic; Persist Security Info=False;Integrated Security=true;MultipleActiveResultSets=False;Packet Size=4096;Application Name="COR_Basic"", "server...
                    閱讀完整內容

                    Node.js Script on GitHub Pages or Amazon S3

                    圖片
                    0 I'm wondering if I can run a Node.js script in my Jekyll page from GitHub Pages or Amazon S3? I think it can't run on GitHub Pages since it doesn't support server side code. Not too sure. The code is below: var Airtable = require('airtable'); var base = new Airtable(apiKey: 'YOUR_API_KEY').base('appAnZVyYqusNPV5Q'); base('Invitee list').select( // Selecting the first 3 records in Complete list: maxRecords: 3, view: "Complete list" ).eachPage(function page(records, fetchNextPage) // This function (`page`) will get called for each page of records. records.forEach(function(record) console.log('Retrieved', record.get('Email')); ); // To fetch the next page of records, call `fetchNextPage`. // If there are more records, `page` will get called again. // If there are no more records, `done` will get called. fetchNextPage(); , function done(err) if (err) console.error(err); return; ); node.js ...
                    閱讀完整內容

                    Museum of Modern and Contemporary Art of Trento and Rovereto

                    圖片
                    Art museum in Rovereto TN, Italy Museum of Modern and Contemporary Art of Trento and Rovereto Museo d'arte moderna e contemporanea di Trento e Rovereto MART, Entrance Location Corso Angelo Bettini, 43, 38068 Rovereto TN, Italy Coordinates 45°53′38″N 11°02′42″E  /  45.8940°N 11.0450°E  / 45.8940; 11.0450 Coordinates: 45°53′38″N 11°02′42″E  /  45.8940°N 11.0450°E  / 45.8940; 11.0450 Type Art museum Director Gianfranco Maraniello Public transit access Trento train station. Taxis outside station. Website mart.trento.it The Museum of Modern and Contemporary Art of Trento and Rovereto (MART) ( Museo d'Arte Moderna e Contemporanea di Trento e Rovereto , in Italian) is a museum centre in the Italian province of Trento. The main site is in Rovereto, and contains mostly modern and contemporary artworks, including works from renowned Giorgio Morandi, Giorgio de...
                    閱讀完整內容