js method to convert key-value pair string to json string

Below I will share with you a js method for converting key-value strings into json strings. It has a good reference value and I hope it will be helpful to everyone.

Key-value pair characters to be converted

 var respDesc=“cardid=64157001&cardnum=1&sporder_id=PD12160428120635001&sporder_time=20160526101552”；
 var newstr = respDesc.replace("=",":\""); 
 var stringObj= "{" +newstr.replace("&","\",") + "\"}";

The above is what I compiled for everyone Yes, I hope it will be helpful to everyone in the future.

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