javascript - JS, how to append array in FormData? - Stack Overflow

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i hope append array in js FormData.

like this,

var fd = new FormData();
fd.append("key", new Array(["a","b","c"]));
console.log(fd.get("key"));

the result is,

a,b,c

result type is 'String'...

i want to parse "aa" array in java(JSONArray).

please help me.

i hope append array in js FormData.

like this,

var fd = new FormData();
fd.append("key", new Array(["a","b","c"]));
console.log(fd.get("key"));

the result is,

a,b,c

result type is 'String'...

i want to parse "aa" array in java(JSONArray).

please help me.

• javascript
• arrays
• append
• form-data

Share Improve this question Follow asked Dec 12, 2018 at 2:27 gdkgdk 8911 gold badge22 silver badges1111 bronze badges 1

• "the result is a,b,c"

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