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run code in 150+ php & hhvm versions
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<?php function format_array($pattern, array $array) { return array_map( function (array $data) use ($pattern) { return preg_replace_callback( '/\{(\w+)\}/', function (array $match) use ($data) { return $data[$match[1]]; }, $pattern ); }, $array ); } $array = array( 1 => array( 'quote' => 'To be or not to be', 'citation' => 'Hamlet' ), 2 => array( 'quote' => 'The left hand knows that the right hand is doing', 'citation' => 'President Bush' ), 3 => array( 'quote' => 'Another quote', 'citation' => 'Another person' ) ); $array = format_array('{quote} – {citation}', $array); print_r($array);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Array ( [1] => To be or not to be – Hamlet [2] => The left hand knows that the right hand is doing – President Bush [3] => Another quote – Another person )
Output for 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/laHR4 on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/laHR4 on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/laHR4 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/laHR4 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'&'' or `T_VARIABLE' or `T_CONST' in /in/laHR4 on line 3
Process exited with code 255.