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<?php $stringarr = ['<vhost>%s<vhost>', '<vhost2>%s</vhost2>']; array_map(function (&$string) { echo $string; return sprintf($string, 'test'); }, $stringarr); var_dump($stringarr);
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: {closure}(): Argument #1 ($string) must be passed by reference, value given in /in/vSR6u on line 5 <vhost>%s<vhost> Warning: {closure}(): Argument #1 ($string) must be passed by reference, value given in /in/vSR6u on line 5 <vhost2>%s</vhost2>array(2) { [0]=> string(16) "<vhost>%s<vhost>" [1]=> string(19) "<vhost2>%s</vhost2>" }
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 Warning: {closure}(): Argument #1 ($string) must be passed by reference, value given in /in/vSR6u on line 5 <vhost>%s<vhost> Warning: {closure}(): Argument #1 ($string) must be passed by reference, value given in /in/vSR6u on line 5 <vhost2>%s</vhost2>array(2) { [0]=> string(16) "<vhost>%s<vhost>" [1]=> string(19) "<vhost2>%s</vhost2>" }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Warning: {closure}(): Argument #1 ($string) must be passed by reference, value given in /in/vSR6u on line 8 <vhost>%s<vhost> Warning: {closure}(): Argument #1 ($string) must be passed by reference, value given in /in/vSR6u on line 8 <vhost2>%s</vhost2>array(2) { [0]=> string(16) "<vhost>%s<vhost>" [1]=> string(19) "<vhost2>%s</vhost2>" }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
<vhost>%s<vhost><vhost2>%s</vhost2>array(2) { [0]=> string(16) "<vhost>%s<vhost>" [1]=> string(19) "<vhost2>%s</vhost2>" }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/vSR6u on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/vSR6u on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/vSR6u on line 3
Process exited with code 255.

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