​x
 
<!DOCTYPE html>
<html>
<body>
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<h1>JavaScript 对象方法</h1>
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<p>Object.entries() 方法返回对象中键/值对的数组：</p>
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<p id="demo"></p>
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<script>
const person = {
  firstName : "Bill",
  lastName  : "Gates",
  age     : 19,
  eyeColor  : "blue"
};
document.getElementById("demo").innerHTML = Object.entries(person);
</script>
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</body>
</html>
​