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<?php $a1 = array('55','something1','something2','something3' ); $a2 = array('77','something14','something25','something36' ); $a4 = array('66.6','something15','something25','something34' ); $array = [$a1, $a2, $a4]; usort($array, function($a, $b) { if ($a[0] > $b[0]) { return 1; } else { return -1; } }); print_r($array);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [0] => 55 [1] => something1 [2] => something2 [3] => something3 ) [1] => Array ( [0] => 66.6 [1] => something15 [2] => something25 [3] => something34 ) [2] => Array ( [0] => 77 [1] => something14 [2] => something25 [3] => something36 ) )

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