
filter_has_var 함수의 두 번째 인자인 option에는 FILTER_REQUIRE_ARRAY, FILTER_REQUIRE_STRING, FILTER_STRIP_HIGH, FILTER_SANITIZE_EMAIL, FILTER_SANITIZE_URL, FILTER_SANITIZE_NUMBER_INT, FILTER_SANITIZE_NUMBER_FLOAT, FILTER_SANITIZE_MAGIC_QUOTES, FILTER_NULL_ON_FAILURE, FILTER_VALIDATE_EMAIL, FILTER_VALIDATE_URL, FILTER_VALIDATE_INT, FILTER_VALIDATE_FLOAT, FILTER_VALIDATE_BOOL, FILTER_VALIDATE_REGEXP, FILTER_VALIDATE_IP, FILTER_VALIDATE_MAC, FILTER_VALIDATE_UUID, FILTER_VALIDATE_TIME, FILTER_VALIDATE_DATE, FILTER_VALIDATE_OBJECT, FILTER_VALIDATE_MIN_RANGE, FILTER_VALIDATE_MAX_RANGE, FILTER_VALIDATE_RANGE, FILTER_VALIDATE_REGEXP, FILTER_VALIDATE_BOOLEAN, FILTER_DEFAULT, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASHES, FILTER_FLAG_ALLOW_APOSTROPHE, FILTER_FLAG_ALLOW_BACKSLASH, FILTER_FLAG_ALLOW_NEWLINES, FILTER_FLAG_ALLOW_CRLF, FILTER_FLAG_ALLOW_UTF8_FORMAT, FILTER_FLAG_ALLOW_UTF8_PATH, FILTER_FLAG_STRIP_BACKSLASH, FILTER_FLAG_STRIP_LOW, FILTER_FLAG_STRIP_HIGH, FILTER_FLAG_ENCODE_LOW, FILTER_FLAG_ENCODE_HIGH, FILTER_FLAG_ENCODE_AMP, FILTER_FLAG_ENCODE_QUOTES, FILTER_FLAG_ENCODE_SPECIAL_CHARS, FILTER_FLAG_NO_ENCODE_QUOTES, FILTER_FLAG_ALLOW_FRACTION, FILTER_FLAG_ALLOW_THOUSANDS, FILTER_FLAG_ALLOW_SCIENTIFIC, FILTER_FLAG_ALLOW_DECIMAL, FILTER_FLAG_ALLOW_HEX, FILTER_FLAG_ALLOW_SPACE, FILTER_FLAG_ALLOW_COMMENTS, FILTER_FLAG_ALLOW_EQUAL, FILTER_FLAG_ALLOW_SLASH
2025-05-17 00:56