3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array('1','2','3'); var_dump(strcmp("test",$a) == 0); var_dump( is_null(strcmp("test",$a)) ); function Test() {return;} $null = Test(); var_dump(is_null($null)); $s = (string) array(); var_dump($s);
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Warning: strcmp() expects parameter 2 to be string, array given in /in/oqQ0J on line 3 bool(true) Warning: strcmp() expects parameter 2 to be string, array given in /in/oqQ0J on line 4 bool(true) bool(true) Notice: Array to string conversion in /in/oqQ0J on line 8 string(5) "Array"
Output for 5.3.0 - 5.3.29
Warning: strcmp() expects parameter 2 to be string, array given in /in/oqQ0J on line 3 bool(true) Warning: strcmp() expects parameter 2 to be string, array given in /in/oqQ0J on line 4 bool(true) bool(true) string(5) "Array"
Output for 5.0.0 - 5.2.17
Notice: Array to string conversion in /in/oqQ0J on line 3 bool(false) Notice: Array to string conversion in /in/oqQ0J on line 4 bool(false) bool(true) string(5) "Array"
Output for 4.3.0 - 4.4.9
Notice: Array to string conversion in /in/oqQ0J on line 3 bool(false) Notice: Array to string conversion in /in/oqQ0J on line 4 bool(false) bool(true) Notice: Array to string conversion in /in/oqQ0J on line 8 string(5) "Array"