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Integer validation in Javascript

Posted By:Athira Sreejith       Posted Date: March 19, 2009    Points: 10    Category: Javascript    URL: http://www.dotnetspark.com  
 

Javascript function to validate integer value.


function isInteger(s){
 var i;
    for (i = 0; i < s.length; i++){  
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}


     

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