Allow only alphabets and space in textbox using javascript

Today, We want to share with you allow only alphabets and space in textbox using javascript.In this post we will show you allow only alphabets in textbox jquery, hear for javascript validation for textbox to allow only alphabets we will give you demo and example for implement.In this post, we will learn about How to allow only numbers in Textbox using Jquery? with an example.

how to allow only alphabets and space in textbox ?

HTML Code

jQuery Code

$(document).ready(function(){
    $("#userInData").keydown(function(event){
        var userGetData = event.which;
        // allow letters and whitespaces only.
        if(!(userGetData >= 65 && userGetData <= 120) && (userGetData != 32 && userGetData != 0)) { 
            event.preventDefault(); 
        }
    });
});

Example : index.html

I hope you get an idea about javascript validation for alphabets only.
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