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<?php $a = array('1','2','3'); var_dump(strcmp("test",$a) == 0); var_dump( is_null(strcmp("test",$a)) );
Output for 5.3.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Warning: strcmp() expects parameter 2 to be string, array given in /in/5slNe on line 3 bool(true) Warning: strcmp() expects parameter 2 to be string, array given in /in/5slNe on line 4 bool(true)
Output for hhvm-3.10.0
Warning: strcmp() expects parameter 2 to be string, array given in /in/5slNe on line 21 bool(true) Warning: strcmp() expects parameter 2 to be string, array given in /in/5slNe on line 26 bool(true)
Output for 4.3.0 - 5.2.17
Notice: Array to string conversion in /in/5slNe on line 3 bool(false) Notice: Array to string conversion in /in/5slNe on line 4 bool(false)