在Angular中解析JSON对象
我有一个名为在Angular中解析JSON对象,json,angular,Json,Angular,我有一个名为SampleJSON的示例JSON,如下所示: "type1":{ "0":{"title":"Title1","url":"URL1"}, "1":{"title":"Title2","url":"URL2"}, "2":{"title":"Title3","url":"U", "0":{"title":"Title1","url":"URL1"}, "1":{"title":"Title2","url":"URL2"}, -----------------
SampleJSON
的示例JSON,如下所示:"type1":{
"0":{"title":"Title1","url":"URL1"},
"1":{"title":"Title2","url":"URL2"},
"2":{"title":"Title3","url":"U",
"0":{"title":"Title1","url":"URL1"},
"1":{"title":"Title2","url":"URL2"},
-----------------------------------,
-----------------------------------
}
"3":{"title":"Title4","url":"URL4"},
-----------------------------------,
-----------------------------------
}
如何在Angular5中循环通过节点“type1”
,并获取title
和url
的值。
我被卡住了,在尝试了
ngFor
之后,我无法再移动了。您可以通过按键循环
试试这个:
您想在.ts端的HTML端进行迭代吗?此外,您的数据是无序的,正如您在
type2
中看到的,有0,1,2,3,但在type1
中没有。请在这里发布您的完整数据,我需要在HTML端进行迭代。将整个JSON粘贴到此处并更新链接我已经更新了相关的JSON示例。同样,这不是有效的格式,您需要更新至少有效的JSONformat@John贝拉斯克斯,谢谢你的指导。这对我们帮助很大。
export class AppComponent {
name = 'Angular 5';
test: any;
testFinal: any[];
constructor() {
this.testFinal = [];
this.test = {
"type1": {
"0": { "title": "Title1", "url": "URL1" },
"1": { "title": "Title2", "url": "URL2" },
"2": {
"title": "Title3", "url": "U",
"0": { "title": "Title1", "url": "URL1" },
"1": { "title": "Title2", "url": "URL2" },
},
"3": { "title": "Title4", "url": "URL4" }
}
}
//Iterate the keys
for(let x in this.test){
for(let y in this.test[x]){
this.testFinal.push(this.test[x][y]);
}
}
console.log(this.testFinal)
}
}