Lodash get method
语法
_.get(object, path, [defaultValue])
Gets the value at path of object. If the resolved value is undefined, the defaultValue is returned in its place.
参数
object (Object) − The object to query.
path (Array|string) − The path of the property to get.
[defaultValue] (*) − The value returned for undefined resolved values.
输出
(*) − Returns the resolved value.
实例
var _ = require('lodash');
var object = { 'a': [{ 'b': { 'c': 3 } }] };
var result = _.get(object, 'a[0].b.c');
console.log(result);
result = _.get(object, ['a', '0', 'b', 'c']);
console.log(result);
Save the above program in
tester.js. Run the following command to execute this program.
Command
输出
