Allow only specific characters ( a-zA-Z0-9. - ) in TextBox using JavaScript

Question

I need a regex for c and js which would allow only these characters within a string other than  those characters should be ignored Capital alphabetsSmall alp

dharmendr · Accepted Answer

Refer the below codeHTMLlthtml xmlns34httpwwww3org1999xhtml34gtlthead runat34server34gt    lttitlegtlttitlegt    ltscript type34textjavascript34 src34httpsajaxgoogleapiscomajaxlibsjquery183jqueryminjs34gtltscriptgt    ltscript type34textjavascript34gt        function              39txtTest39on34keyup34 function                  var text  thisval                text  textreplaceazAZ09amp g 3939                thisvaltext                        ltscriptgtltheadgtltbodygt    ltform id34form134 runat34server34gt    ltdivgt        ltinput name34txtTest34 type34text34 id34txtTest34 gt    ltdivgt    ltformgtltbodygtlthtmlgtDemo

Allow only specific characters ( a-zA-Z0-9.\- ) in TextBox using JavaScript

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