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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($abc, "cmp"); foreach ($a 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 - 8.3.7
Warning: Undefined variable $a in /in/EMWAT on line 19 Warning: foreach() argument must be of type array|object, null given in /in/EMWAT on line 19
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 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: Undefined variable: a in /in/EMWAT on line 19 Warning: Invalid argument supplied for foreach() in /in/EMWAT on line 19
Output for 4.3.0 - 4.3.10, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 7.3.32 - 7.3.33
Warning: Invalid argument supplied for foreach() in /in/EMWAT on line 19
Output for 4.3.11
preferences:
255.11 ms | 401 KiB | 465 Q