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[英]how to add another value to the existing JSON object in ruby on rails and Javascript?
[英]Add another object into existing JSON
我不确定我要问的完全正确,但这就是这种情况。
我有一个这样的现有JSON对象,我需要将一个新对象“注入”到该对象中,如下所示:
{
"version": "1.0.0",
"stat_tag": "API",
"layers": [{
"type": "cartodb",
"options": {
"sql": "SELECT * FROM mytable)",
"cartocss": "mytable{marker-width: 10;}",
"cartocss_version": "2.1.0"
}
}
//INSERT NEW OBJECT HERE
]
}
我需要注入的对象存储为变量,我只是不知道如何在正确的位置将其推入现有对象。
将其推入layers
:
myObj.layers.push(newEl);
由于layers
是一个数组, push
将在其末尾添加newEl
。
var myObj = {
"version": "1.0.0",
"stat_tag": "API",
"layers": [{
"type": "cartodb",
"options": {
"sql": "SELECT * FROM mytable)",
"cartocss": "mytable{marker-width: 10;}",
"cartocss_version": "2.1.0"
}
}
//INSERT NEW OBJECT HERE
]
};
var newEl = {
"name": "Tushar"
}; // Object to add
myObj.layers.push(newEl);
console.log(myObj);
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