How to convert javascript string to json

How to convert javascript string to json: 1. Parse in eval mode, the code is [var json = eval('(' str ')')]; 2. New Function form; 3. Use global JSON object.

The operating environment of this tutorial: Windows 7 system, JavaScript version 1.8.5, DELL G3 computer.

How to convert javascript string to json:

1, eval method parsing, I am afraid this is the earliest parsing method. As follows:

The code is as follows:

function strToJson(str){
var json = eval('(' + str + ')');
return json;
}

Remember not to forget the parentheses on both sides of str.

2, the new Function form is quite weird. The following

The code is as follows:

function strToJson(str){
var json = (new Function("return " + str))();
return json;
}

3, use the global JSON object, as follows:

The code is as follows:

function strToJson(str){
return JSON.parse(str);
}

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