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<?php var_dump(substr_compare('abcd', 'bcd', 1, null, false)); var_dump(substr_compare('abcd', 'bcd', 1)); var_dump(substr_compare('abcd', 'BCD', 1, null, true)); var_dump(substr_compare('abcd', 'BCD', 1, 3, true));

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36.36 ms | 402 KiB | 5 Q