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<?php $abc = array( 'a' => array('Aron','M'), 'b' => array('Abbey','D'), 'c' => array('Alice','P')); function cmp($a, $b) { $a=array_pop($a); $b=array_pop($b); $res = strcmp($a,$b); if ( $res == 0) { return 0; } return ($res < 0) ? -1 : 1; } usort($abc, "cmp"); foreach ($abc as $key => $value) { echo "$key: $value\n"; }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: Array to string conversion in /in/TFLW6 on line 20 0: Array Warning: Array to string conversion in /in/TFLW6 on line 20 1: Array Warning: Array to string conversion in /in/TFLW6 on line 20 2: Array
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Warning: Array to string conversion in /in/TFLW6 on line 20 0: Array Warning: Array to string conversion in /in/TFLW6 on line 20 1: Array Warning: Array to string conversion in /in/TFLW6 on line 20 2: Array
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
Notice: Array to string conversion in /in/TFLW6 on line 20 0: Array Notice: Array to string conversion in /in/TFLW6 on line 20 1: Array Notice: Array to string conversion in /in/TFLW6 on line 20 2: Array
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 7.3.32 - 7.3.33
0: Array 1: Array 2: Array
preferences:
287.12 ms | 403 KiB | 464 Q