更新时间:2023-11-03 08:45:34
考虑一下:
var obj = {
foo: { bar: 'baz' }
};
function deepFind(obj, path) {
var paths = path.split('.')
, current = obj
, i;
for (i = 0; i < paths.length; ++i) {
if (current[paths[i]] == undefined) {
return undefined;
} else {
current = current[paths[i]];
}
}
return current;
}
console.log(deepFind(obj, 'foo.bar'))