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<?php $delim = ','; $enclosure = '"'; $escape = '~'; $data = ['', '"', 'foo"', '\\"', '\\~', 'foo\\~']; $input = fopen('php://temp,', 'w+'); fputcsv($input, $data, $delim, $enclosure, $escape); rewind($input); $csv = stream_get_contents($input); var_dump($csv); $output = fopen('php://temp', 'r+'); fwrite($output, $csv); rewind($output); var_dump($parsed = fgetcsv($output, 0, $delim, $enclosure, $escape), $data === $parsed);
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(33) ","""","foo""","\""","\~","foo\~" " array(5) { [0]=> string(0) "" [1]=> string(1) """ [2]=> string(4) "foo"" [3]=> string(2) "\"" [4]=> string(10) "\~",foo\~"" } bool(false)
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 string(33) ","""","foo""","\""","\~","foo\~" " array(5) { [0]=> string(0) "" [1]=> string(1) """ [2]=> string(4) "foo"" [3]=> string(2) "\"" [4]=> string(10) "\~",foo\~"" } bool(false)
preferences:
160.18 ms | 402 KiB | 210 Q