en.javascript.info/1-js/4-more-syntax/3-advanced-loops/7-count-properties/_js.view/solution.js
Ilya Kantor 3f5f2cac8b work
2016-07-22 20:47:41 +03:00

4 lines
60 B
JavaScript

function count(obj) {
return Object.keys(obj).length;
}