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<?php $a = '20000000'; $b = '0.0000003'; echo bcsub($a, $b); // -3
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.4 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
19999999
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 19999999
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
Fatal error: Uncaught Error: Call to undefined function bcsub() in /in/8XLlD:6 Stack trace: #0 {main} thrown in /in/8XLlD on line 6
Process exited with code 255.

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