ES6 Object.forOwn loop over object keys functionality

2018-06-09 15:10:37

This question already has an answer here:

How do I loop through or enumerate a JavaScript object? 29 answers

ES2017引入了Object.entries()方法，该方法似乎是您要查找的内容：

const obj = { a: 1, b: 2 };
Object.entries(obj).forEach(([key, value]) => console.log(`key: ${key}, value: ${value}`));

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