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run code in 150+ php & hhvm versions
Bugs & Features
<?php function array2CSV(array $array) { $sanitized = array(); foreach ($array as $col) { $quote = false; if (preg_match('/[ \n\r\\\"]/')) { $quote = true; } $col = str_replace(array('\\', '"', "\n", "\r"), array('\/', '\"', '\n', '\r'), $col); if ($quote) { $col = "\"$col\""; } $sanitized[] = $col; } return implode(',', $sanitized); } echo array2CSV(array('test', 'te"t\est'));
Output for 5.1.0 - 5.6.28, hhvm-3.10.0, 7.0.0 - 7.1.0
Warning: preg_match() expects at least 2 parameters, 1 given in /in/0dEab on line 7 Warning: preg_match() expects at least 2 parameters, 1 given in /in/0dEab on line 7 test,te\"t\/est
Output for hhvm-3.12.0
Warning: preg_match() expects at least 2 parameters, 1 given in /in/0dEab on line -1 Warning: preg_match() expects at least 2 parameters, 1 given in /in/0dEab on line -1 test,te\"t\/est
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/0dEab on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/0dEab 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 ')' in /in/0dEab on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/0dEab on line 3
Process exited with code 255.