Fix exception "A non-numeric value encountered" in PHP 7.1 #653
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Passing a string (Specifically 'ERROR') to the method writeln, which accepting int. This causes exception "A non-numeric value encountered" in PHP 7.1
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Passing a string (Specifically 'ERROR') to the method writeln, which accepting int.
This causes exception "A non-numeric value encountered" in PHP 7.1