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[英]How do I output a javascript array where each array item is a new line using JSON.stringify
[英]Can I change a property (JSON.stringify) in a item of javascript array?
我想更改 js 数组中项目的属性。
var settings = {
"url": "yeahyeah",
"method": "POST",
"headers": {
"Content-Type": "application/json",
},
"data": JSON.stringify({
des: foo,
order:"ohYeah"
})
}
我试过这个:
if(something){
settings.data.order = "ohNo";
}
将 js 数组 () 中的项settings.data的属性顺序从“ohYeah”更改为“ohNo”。
这应该有效(使用三元运算符)
var settings = {
"url": "yeahyeah",
"method": "POST",
"headers": {
"Content-Type": "application/json",
},
"data": JSON.stringify({
des: foo,
order: something ? "ohNo" : "ohYeah"
})
}
你可以试试这个
var settingData = JSON.parse(settings.data);
if (something)
{
settingData.order = 'ohno';
settings.data = JSON.stringify(settingData);
}
有关于从 W3 解析 JSON 的非常好的文档。 “ https://www.w3schools.com/js/js_json_parse.asp ”
var settings = {
"url": "yeahyeah",
"method": "POST",
"headers": {
"Content-Type": "application/json",
},
"data": [{
des: foo,
order:"ohYeah"
},...] // I believe this is array
}
// Parse it if you want object
var obj = JSON.parse(settings.data);
// Then you can access
if(true){
obj[0].order = "ohNo";
}
// convert back to string if you wan.
settings = JSON.stringify(obj);
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