Basic concepts of 1.URL codingURLs can only be sent over the Internet using the US-ASCII character set. Because URLs often contain characters outside of the ASCII collection, URLs must be converted to valid ASCII formats. URL encoding uses a "%"
Php URL decode function corresponding to JavaScript URL encode function
1. Try using JS's encodeURI (), encodeURIComponent (), Escape () function for URL encoding,2. Using PHP UrlDecode function decoding, the results can not be decoded into normal
The encodeURI () function encodes a string as a URI.GrammarencodeURI (uristring)
Parameters
Description
Uristring
Necessary. A string that contains the URI or other text to encode.
return valueA
In front of the foreground to pass parameters, in the foreground code, in the background to receive parameters, with decode to decode;If the URL contains special characters such as:&, HTML tags etc. cause the URL cannot be parsed correctly need to
Why do we need to encode parameters? I believe that the majority of programmers who have experience in development know that in the Web, if the parameter value is directly transferred on the URL address, if it is Chinese, or +, there will be garbled
Why do we need to encode parameters? I believe that the majority of programmers who have experience in development know that in the Web, if the parameter value is directly transferred on the Url address, if it is Chinese, or +, there will be garbled
Although escape (), encodeuri (), and encodeuricomponent () methods can affect the URL integrity
Character filtering. But the latter two is to convert the string to the UTF-8 way to transfer, solve the problem caused by inconsistent page
Usually if something needs to be coded, it means that something is not suitable for transmission. There are a variety of reasons, such as size too large to contain private data, and for URLs, the reason for encoding is because some characters in the
We all know that the transmission of the parameters in the HTTP protocol is a "Key=value" in the form of a, if you want to pass multiple parameters, you need to use the "&" symbol to split the key value pairs. such as "? Name1=value1&name2=value2",
Special character escaping encoding in URL URLsDecember 29, 2017 09:10:57Hits:Special character escaping encoding in URL URLsCharacter-URL encoded valueSpaces-%20"-%22#-%23%-%25&-%26(-%28)-%29+-%2B,-%2c/-%2F:-%3a; -%3b=-%3d>-%3e? -%3f@-%40\-%5C|
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