[英]Angular 6 : how to get specific data from Json array using Angular 6
我已经使用GET方法从Angular 6中的JSON数组中检索了数据。 我以这个JSON数据为例,我想找到团队所在的员工“ TEST4KRWN”。
如何使用angular 6编写JSON查询?
我的JSON看起来像这样:
{
"teams": [
{
"EMPLOYEES": [
"TEST4KRWN",
"TESTV6A3M"
],
"TEAM_LEAD": "TEST3L671",
"TEAM_ID": 7,
"TEAM_NAME": "Quantum Computing"
},
{
"EMPLOYEES": [
"TESTEK9H4",
"TEST4KRWN",
"TESTWIOTA"
],
"TEAM_LEAD": "TESTB2SEA",
"TEAM_ID": 8,
"TEAM_NAME": "Language"
},
{
"EMPLOYEES": [
"TESTWJJ7W"
],
"TEAM_LEAD": "TESTOOARS",
"TEAM_ID": 10,
"TEAM_NAME": "General Services"
},
{
"EMPLOYEES": [
"TEST1S09V",
"TEST4KRWN"
],
"TEAM_LEAD": "TESTYUK99",
"TEAM_ID": 11,
"TEAM_NAME": "Logistik"
},
{
"EMPLOYEES": [
"TEST7QTWJ",
"TEST4KRWN",
"TESTMKT1K"
],
"TEAM_LEAD": "TESTVYTHP",
"TEAM_ID": 12,
"TEAM_NAME": "R&D"
}
]
}
您可以使用find()在一行中完成此操作:
const selectedEmployee = data.teams.find(
t => t.EMPLOYEES.find(e => e === 'TEST4KRWN')
);
const selectedTeam = null;
teams.forEach((team) => {
selectedTeam = team.EMPLOYEES.filter(function (employee, pos) {
return employee === "TEST4KRWN";
});
});
现在您可以知道团队可以访问任何对象。
令myjson
为您的json数据:
let TEAM_NAME_list =[]
for (let item of myjson.teams){
if(item.EMPLOYEES.includes('TEST4KRWN')){
TEAM_NAME_list.push(item.TEAM_NAME)}
}
在TEAM_NAME_list
您将获得所有拥有员工“ TEST4KRWN”的团队
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