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    Only allow letters/numbers in textbox – regex

    23rd September 2014

    Jquery - Validation

    jquery icon

    Just letters

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    $("#companyname").keyup(function(){
    $(this).val($(this).val().replace(/[^A-Za-z]/g, ''))
    }
     

    Allow letters and numbers

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    $(this).val($(this).val().replace(/[^a-zA-Z0-9]/g, ''));
     

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