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<?php var_export(array_map('trim',preg_split('/(#\S+)/','#now my time #Cairo travel #here',null,PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY)));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: preg_split(): Passing null to parameter #3 ($limit) of type int is deprecated in /in/d47Tg on line 3 array ( 0 => '#now', 1 => 'my time', 2 => '#Cairo', 3 => 'travel', 4 => '#here', )
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Deprecated: preg_split(): Passing null to parameter #3 ($limit) of type int is deprecated in /in/d47Tg on line 3 array ( 0 => '#now', 1 => 'my time', 2 => '#Cairo', 3 => 'travel', 4 => '#here', )
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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
array ( 0 => '#now', 1 => 'my time', 2 => '#Cairo', 3 => 'travel', 4 => '#here', )

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237.94 ms | 403 KiB | 291 Q