<html><head><title>Integer Validation</title><script language="JavaScript"><!--function isInt(textObj) { var newValue = textObj.value; var newLength = newValue.length; for(var i = 0; i != newLength; i++) { aChar = newValue.substring(i,i+1); if(aChar < "0" || aChar > "9") { return false; } } return true;}// --></script></head> <body><h1>Integer Validation</h1><form name="form1"><input type="text" size=16 maxlength=16 name="data"><input type="button" name="CheckButton" value="Validate" onClick="document.form1.result.value = '' + isInt(document.form1.data)"><br>Result <input type="text" size=16 maxlength=16 name="result"></form></body></html>
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