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<?php $a = '0012e2'; $b = '1e3'; var_dump($a); var_dump($b); echo '== :'."\n"; $i = (bool)((string) $a == (string) $b); echo 'direct : '; var_dump($i); echo 'within var_dump: '; var_dump((string) $b == (string) $b); echo '=== :'."\n"; $i = (bool)((string) $a === (string) $b); var_dump($i); var_dump((string) '0010e2' === (string) '1e3'); echo '-'."\n";
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
string(6) "0012e2" string(3) "1e3" == : direct : bool(false) within var_dump: bool(true) === : bool(false) bool(false) -

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208.17 ms | 406 KiB | 338 Q