{
"par1" : "val1",
"par2" : "val2",
"par3" : {
"val_1" : 0,
"val_2" : 5
}
}
我有一个JSON文件。"val_1"
从…'0'
到'1'
。
我如何在JavaScript中做到这一点?
发布于 2018-07-23 16:20:35
你可以这样做:
var request = new XMLHttpRequest();
request.open("GET",jsonFile, false);
request.send(null) ;
var my_JSON = JSON.parse(request.responseText);
var my_JSON = {
"par1" : "val1",
"par2" : "val2",
"par3" : {
"val_1" : 0,
"val_2" : 5
}
}
my_JSON.par3.val_1 = 1;
console.log(my_JSON);
如果要将其保存到文件中,则需要:
const fs = require('fs');
let data = JSON.stringify(my_JSON);
fs.writeFileSync('my_JSON.json', data);
https://stackoverflow.com/questions/-100005639
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