All Spaces, punctuation, accented characters, and any other non-ASCII characters are replaced with % xx encoding, where xx is equivalent to the hexadecimal number representing the character.

Escape方法会将传入参数中所有的空格、标点符号、重音字符以及其它任何非ascii字符替换为% xx的编码形式，其中xx与其所表示的字符的16进制数表示形式相同。

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