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<?php $arr = [ 10 => [ 'fieldId' => 'OR', 'type' => 'T', 'value' => 'Pos', ], 11 => [ 'fieldId' => 'ORStreet', 'type' => 'TEXT', 'value' => 'Postbus 52', ], 12 => [ 'fieldId' => 'OR', 'type' => 'T', 'value' => 'Pos', ] ]; $index = array_flip(array_map(function($val){ return $val["fieldId"]; }, $arr)); echo $index["ORStreet"];
Output for 5.6.38, 7.1.0 - 7.1.23, 7.2.0 - 7.2.33, 7.3.16 - 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 - 8.3.25, 8.4.1 - 8.4.12
11
preferences:
129.84 ms | 407 KiB | 5 Q