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<?php function addArrayIfNotEmpty($entire_array, $key, $childArray){ count($childArray) ? $entire_array[$key] = $childArray : null; return $entire_array; } $entire_array = array(); $entire_array = addArrayIfNotEmpty($entire_array, 'key1', array()); print_r($entire_array); $entire_array = addArrayIfNotEmpty($entire_array, 'key2', array('hello')); print_r($entire_array);
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Array ( ) Array ( [key2] => Array ( [0] => hello ) )
preferences:
166.82 ms | 407 KiB | 5 Q