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<?php function formatFieldKey($key_raw) { $re = '/([\w]+)/$1/'; $key = explode('_', $key_raw); print_r($key); $final_key = array(); foreach ($key as $word) { array_push(preg_replace('/(\b[a-z]{1})/', strtoupper(${1}), $word), $final_key); } return $final_key; } echo formatFieldKey('field_some_request');
Output for 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
Array ( [0] => field [1] => some [2] => request ) Warning: Undefined variable $1 in /in/521Ep on line 11 Deprecated: strtoupper(): Passing null to parameter #1 ($string) of type string is deprecated in /in/521Ep on line 11 Fatal error: Uncaught Error: array_push(): Argument #1 ($array) could not be passed by reference in /in/521Ep:11 Stack trace: #0 /in/521Ep(17): formatFieldKey('field_some_requ...') #1 {main} thrown in /in/521Ep on line 11
Process exited with code 255.
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28
Array ( [0] => field [1] => some [2] => request ) Warning: Undefined variable $1 in /in/521Ep on line 11 Deprecated: strtoupper(): Passing null to parameter #1 ($string) of type string is deprecated in /in/521Ep on line 11 Notice: Only variables should be passed by reference in /in/521Ep on line 11 Fatal error: Uncaught TypeError: array_push(): Argument #1 ($array) must be of type array, string given in /in/521Ep:11 Stack trace: #0 /in/521Ep(11): array_push('ield', Array) #1 /in/521Ep(17): formatFieldKey('field_some_requ...') #2 {main} thrown in /in/521Ep on line 11
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Array ( [0] => field [1] => some [2] => request ) Warning: Undefined variable $1 in /in/521Ep on line 11 Notice: Only variables should be passed by reference in /in/521Ep on line 11 Fatal error: Uncaught TypeError: array_push(): Argument #1 ($array) must be of type array, string given in /in/521Ep:11 Stack trace: #0 /in/521Ep(11): array_push('ield', Array) #1 /in/521Ep(17): formatFieldKey('field_some_requ...') #2 {main} thrown in /in/521Ep on line 11
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Array ( [0] => field [1] => some [2] => request ) Notice: Undefined variable: 1 in /in/521Ep on line 11 Notice: Only variables should be passed by reference in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Notice: Undefined variable: 1 in /in/521Ep on line 11 Notice: Only variables should be passed by reference in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Notice: Undefined variable: 1 in /in/521Ep on line 11 Notice: Only variables should be passed by reference in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Notice: Array to string conversion in /in/521Ep on line 17 Array
Output for 7.3.32 - 7.3.33
Array ( [0] => field [1] => some [2] => request ) Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Array
Output for 5.6.0 - 5.6.29
Array ( [0] => field [1] => some [2] => request ) Notice: Undefined variable: 1 in /in/521Ep on line 11 Strict Standards: Only variables should be passed by reference in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Notice: Undefined variable: 1 in /in/521Ep on line 11 Strict Standards: Only variables should be passed by reference in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Notice: Undefined variable: 1 in /in/521Ep on line 11 Strict Standards: Only variables should be passed by reference in /in/521Ep on line 11 Warning: array_push() expects parameter 1 to be array, string given in /in/521Ep on line 11 Notice: Array to string conversion in /in/521Ep on line 17 Array
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