Number Only in Jquery

Number validation in jquery

by Ankit Patidar

HTML

<input class="number-only" type=text />

JavaScript

$(function(){  
  $('.number-only').keyup(function(e) {
      if(this.value!='-'){
          while(isNaN(this.value)){
              this.value = this.value.split('').reverse().join('').replace(/[\D]/i,'').split('').reverse().join('');
          }
      }
    });
});