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<?php declare(strict_types=1); var_dump('1' + '2'); var_dump(bcadd('1', '2')); function onePlusTwoBC(): string { return bcadd('1', '2'); //return '1' + '2'; } var_dump(onePlusTwoBC()); function onePlusTwo(): string { //return bcadd('1', '2'); return '1' + '2'; } var_dump(onePlusTwo());
Output for git.master, git.master_jit, rfc.property-hooks
int(3) string(1) "3" string(1) "3" Fatal error: Uncaught TypeError: onePlusTwo(): Return value must be of type string, int returned in /in/aKqim:19 Stack trace: #0 /in/aKqim(22): onePlusTwo() #1 {main} thrown in /in/aKqim on line 19
Process exited with code 255.

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