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<?php echo ROUND((('0.1'+ '0.7') * '10'),0)."\n"; echo bcmul(bcadd('0.1','0.7',1),'10',0);
Output for 5.5.0 - 5.5.38, 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 - 7.3.31, 7.4.0 - 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 - 8.3.6
8 8
Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13
8 Fatal error: Uncaught Error: Call to undefined function bcmul() in /in/v747D:5 Stack trace: #0 {main} thrown in /in/v747D on line 5
Process exited with code 255.

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