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Php + jquery + ajax do not require any new user name verification. how can this problem be solved?

Source: Internet
Author: User
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Php + jquery + ajax without refreshing verification username already exists. An example should be as short as possible ., Busy today. play HTMLcode & lt ;! DOCTYPEhtmlPUBLIC & quot;-// W3C // DTDHTML4.01Transitional php + jquery + ajax without refreshing user name verification
Php + jquery + ajax do not need to check whether the user name already exists. An example should be as short as possible.

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Today is not busy, play
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