As fas as I understand your problem statment, are you looking for something like this?
var data = [
{
"pages": "foo1",
"hasil": ""
},
{
"pages": "foo2",
"hasil": ""
},
{
"pages": "foo3",
"hasil": ""
},
{
"pages": "foo4",
"hasil": ""
},
{
"pages": "foo5",
"hasil": ""
},
{
"pages": "foo6",
"hasil": ""
}
];
for(let key in this.data){
if(this.data[key].pages == 'foo1'){
this.data[key].hasil="hello";
}
}
console.log(data);
solved JSONObject how to change value depend on key value? [closed]