What should I do if Chinese garbled characters appear when jquery uses serialize()?

The reason [.serialize()] automatically calls the encodeURIComponent method to encode the data. The solution to the Chinese garbled code when jquery uses [serialize()]: call [decodeURIComponent(XXX,true);] to decode the data. .

The operating environment of this tutorial: windows7 system, jquery3.2.1 version, thinkpad t480 computer.

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Solution to Chinese garbled characters when jquery uses serialize():

Cause:.serialize()The encodeURIComponent method is automatically called to encode the data

Solution: Call decodeURIComponent(XXX,true);Decode the data

For example:

var params = jQuery("#formId").serialize(); // http request parameters. 
params = decodeURIComponent(params,true);

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