unescape()
JavaScript 1.0+, JScript 1.0+, ECMAScript 1.0+ NES2+, Nav2+, IE3+, Opera3+ Syntax
unescape(string)
Description
The unescape() method takes a hexadecimal value and returns the ISO-Latin-1 ASCII equivalent. This method performs the opposite operation of the escape() method and is commonly used to escape user-entered data before form submission.
Example
Listing 6.269 declares a local variable, escapedVal, and passes it to the unescape() method. The result, "@", is then written to the page.
Listing 6.269 Using the unescape() Method to Convert a Hexadecimal Value to its ASCII Equivalent
<script language="JavaScript"> <!–– Hide // create a variable var escapedVal = "%40"; // evaluate the variable and place the value in a variable ... |
Get Pure JavaScript now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.