unescape() 기능함수를 사용하면 원래 상태로돌아온다.

<SCRIPT>
document.write("1) "+escape("aA1 *")+"<BR>");
document.write("2) "+escape("abcdeABCDE12345")+"<BR>");
document.write("3) "+escape("Miss Kim. How are you?")+"<BR>";
document.write("4) "+escape("~!@#$%^&*()_+|{}:<>?")+"<BR>";
document.write("5) "+escape("오늘은 한글날")+"<BR>";
document.write("6) "+escape(" a b c d e f g")+"<BR>");
</SCRIPT>

escape() 기능함수를 사용하면 원래 상태로 돌아온다.

<SCRIPT>
document.write("1) "+unescape("aA1%20*")+"<BR>");
document.write("2) "+unescape("abcdeABCDE12345")+"<BR>");
document.write("3) "+unescape("Miss%20Kim.%20How%20are%20you%3F")+"<BR>");
document.write("4) "+unescape("~!@#$%^&*()_+|{}:<>?")+"<BR>");
document.write("5) "+unescape("%uC624%uB298%uC740%20%uD55C%uAE00%uB0A0")+"<BR>");
document.write("6) "+unescape("%20a%20b%20c%20d%20e%20f%20g")+"<BR>");
</SCRIPT>