How to convert array to json format in javascript

In javascript, you can use the conversion function "JSON.stringify()" to convert the array into json format. The syntax format is "JSON.stringify(array)"; this function can convert arrays or objects. Then return a string containing the JSON text.

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

javascript array to JSON format

Point 1: Conversion function JSON.stringify()

Point 2: When writing an array in js var data = new Array() But if you want to convert to json for display, you must write var data = {}, otherwise the converted json will be empty.

First look at an incorrect format:

Effect:

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