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<?php var_dump(preg_replace('/@@SOMEPHENTITY@@/', 'XXSOMEPHENTITY@@', 'This sentence includes both @@SOMEPHENTITY@@ and XXSOMEPHENTITY@@ but only the replacement will show up in double'));
Output for 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, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
string(113) "This sentence includes both XXSOMEPHENTITY@@ and XXSOMEPHENTITY@@ but only the replacement will show up in double"
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(113) "This sentence includes both XXSOMEPHENTITY@@ and XXSOMEPHENTITY@@ but only the replacement will show up in double"

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