Regular Expression Validate Integer Number Script

Regular Expression Validate Integer Number Script is use to validate integer number through regular expression.

Demo :



Type Number :  

Example :

Is an integer number : 123456
Is not an integer number : 123456.506

Code :

Following code is use to Validate Integer Number Using Regular Expression code if you need to copy and use to your website.


<?php
  function validateInteger($str)
  {
    return preg_match("/^-?([0-9])+$/", $str);
  }
  $number = '123456';
  echo validateInteger($number) ? "Is an integer number" : "Is not an integer number";
?>

In the above validateInteger() function is validate a integer number. In the preg_match() function is use to validate regular expression condition.

Free Download Script :

If you need Regular Expression Validate Integer Number Script click and download from following link.

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