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run code in 200+ php & hhvm versions
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<?php $user_data = [ 'one' => 'one value', 'two' => 'another value' 'three' => 'last value' ]; $fields = [ 'field1' => 'Name', 'field2' => 'Street' ]; $fields_position = [0, 3]; $values = [ 'John', 'Doe', '555 23 58 45', 'Evergreen Terrace' ]; foreach($fields_position as $idx => $pos) { $index = $fields[$idx]; $user_data[$index] = $values[$pos]; } /* The result of $user_data must be [ 'one' => 'one value', 'two' => 'another value' 'three' => 'last value' 'field1' => 'John', 'field2' => 'Evergreen Terrace' ]. Because in 0 position of $values is John and in 3 position is 'Evergreen Terrace' */ var_dump($user_data);
based on YhT6B
Output for 5.6.0 - 5.6.30, 7.1.0 - 7.2.4
Parse error: syntax error, unexpected ''three'' (T_CONSTANT_ENCAPSED_STRING), expecting ']' in /in/YdjFR on line 5
Process exited with code 255.
Output for hhvm-3.22.0
Fatal error: Uncaught Error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting ']' in /in/YdjFR:-1 Stack trace: #0 {main}
Process exited with code 255.
Output for hhvm-3.18.5 - 3.21.3
Fatal error: Uncaught Error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting ']' in /in/YdjFR:5 Stack trace: #0 {main}
Process exited with code 255.