Escape processing of symbols such as "&" "/" in the URL address

URLs appear with +, spaces,/,?,%,#,&,= and other special symbols, may not be able to get the correct parameter value on the server side, how is good?
Workaround: Convert these characters into characters that the server can recognize, corresponding to the following:

Special characters in the URL
Some symbols cannot be passed directly in the URL, and if you want to pass these special symbols in the URL, they will be encoded. The encoded format is: The ASCII code of the% plus character, which is a percent percent, followed by the ASCII (16-binary) code value of the corresponding character. For example, the encoded value of a space is "%20".

Some URL special symbols and codes are listed in the following table.

+	The + sign in the URL denotes a space	%2b
Space	Spaces in the URL can be used with a + or code	%20
/	Separating directories and subdirectories	%2f
?	Separating the actual URLs and parameters	%3f
%	Specify special characters	%25
#	Represents a bookmark	%23
&	Delimiter between the parameters specified in the URL	%26
=	The value of the specified parameter in the URL	%3d

Content from: http://xace.iteye.com/blog/481814/

Escape processing of symbols such as "&" "/" in the URL address