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<?php $xyz[]="a"; var_dump($xyz); if($xyz != '') { echo "xyz is not empty! good to go!\n"; $pw1 = 'my cool password keep it secrete please'; $pw2 = 'some other password'; $abc = strcmp($xyz, $pw1); if ($abc == 0) { echo "LOLPHP: yes '$pw1' is the same as '$xyz'\n"; } $def = strcmp($xyz, $pw2); if ($def == 0) { echo "LOLPHP: yep '$pw2' is the same as '$xyz'\n"; } $ghi = strcmp($pw1, $pw2); if ($ghi != 0) { echo "'$pw1' isn't the same as '$pw2'\n"; } else {echo "i am strcmp, and i declare that '$pw1' is the same as '$pw2'!!\n"; } $jkl = strcmp($xyz, $xyz); echo "jkl = $jkl\n"; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array(1) { [0]=> string(1) "a" } xyz is not empty! good to go! Fatal error: Uncaught TypeError: strcmp(): Argument #1 ($string1) must be of type string, array given in /in/LE8Jb:11 Stack trace: #0 /in/LE8Jb(11): strcmp(Array, 'my cool passwor...') #1 {main} thrown in /in/LE8Jb on line 11
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
array(1) { [0]=> string(1) "a" } xyz is not empty! good to go! Warning: strcmp() expects parameter 1 to be string, array given in /in/LE8Jb on line 11 Notice: Array to string conversion in /in/LE8Jb on line 12 LOLPHP: yes 'my cool password keep it secrete please' is the same as 'Array' Warning: strcmp() expects parameter 1 to be string, array given in /in/LE8Jb on line 13 Notice: Array to string conversion in /in/LE8Jb on line 14 LOLPHP: yep 'some other password' is the same as 'Array' 'my cool password keep it secrete please' isn't the same as 'some other password' Warning: strcmp() expects parameter 1 to be string, array given in /in/LE8Jb on line 19 jkl =
Output for 7.3.32 - 7.3.33
array(1) { [0]=> string(1) "a" } xyz is not empty! good to go! Warning: strcmp() expects parameter 1 to be string, array given in /in/LE8Jb on line 11 LOLPHP: yes 'my cool password keep it secrete please' is the same as 'Array' Warning: strcmp() expects parameter 1 to be string, array given in /in/LE8Jb on line 13 LOLPHP: yep 'some other password' is the same as 'Array' 'my cool password keep it secrete please' isn't the same as 'some other password' Warning: strcmp() expects parameter 1 to be string, array given in /in/LE8Jb on line 19 jkl =
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