September 2001
Intermediate to advanced
768 pages
32h 45m
English
Content preview from PHP Functions Essential Reference
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urlencode
string urlencode(string data) URL-encodes a string, converting spaces into plus (+ ) signs.
Returns:
URL-encoded string; FALSE if the argument passed has no length when converted to a string
Description:
urlencode() makes a string safe to use as part of a URL. It does this by encoding every character within the string that may be misinterpreted by a transport agent (such as an email server) or interpreted as a URI delimiter—for example, the at sign (@), hash (#), and question mark (?) symbols. This includes every character except A–Z, a–z, 0–9, underscore (ASCII value 95), and hyphen (ASCII value 45). Every other character, including accented letters, is converted into a three-digit escape sequence that consists of a literal percent ...
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