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<?php if(!$str) { echo 'EMPTY', ','; } else { echo 'NOT EMPTY', ','; } if(empty($str)) { echo 'EMPTY', ','; } else { echo 'NOT EMPTY', ','; } if(!strlen($str)) { echo 'EMPTY', ','; } else { echo 'NOT EMPTY', ','; }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $str in /in/T16GS on line 2 EMPTY,EMPTY, Warning: Undefined variable $str in /in/T16GS on line 13 Deprecated: strlen(): Passing null to parameter #1 ($string) of type string is deprecated in /in/T16GS on line 13 EMPTY,

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