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<?php echo "Output: " . filter_var('!#$%&\'*+-=?^_`{|}~@.[]', FILTER_SANITIZE_EMAIL); echo "\nOutput: " . filter_var('!#$%&\'*+-=?^_`{|}~@.[]/', FILTER_SANITIZE_EMAIL); echo "\nOutput: " . filter_var('/', FILTER_SANITIZE_EMAIL);

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38.17 ms | 2251 KiB | 5 Q