Definition and Usage
定义与用法

The getUTCHours() method returns the hour of a time according to the Universal Coordinated Time (UTC).
getUTCHours() 方法可根据UTC来返回小时数

Syntax
语法

dateObject.getUTCHours()

Tips and Notes
提示与注意点

Note: The value returned by getUTCHours() is a two digit number. However, the return value is not always two digits, if the value is less than 10 it only returns one digit.
注意：getUTCHours()所返回的值为两位数，但当它小于10的时候就是一位数了。

Note: This method is always used in conjunction with a Date object.
注意：这个方法得结合Date对象使用

Tip: The Universal Coordinated Time (UTC) is the time set by the World Time Standard.
提示：UTC时间是由国际时间标准指定的

Example
举例

In this example we get the UTC hour of the current time:
这个举例中我们获得了当前时间的小时数：

<script type="text/javascript">

var d = new Date()
document.write(d.getUTCHours())

</script>

The output of the code above will be:
输出结果为：

Example 2
举例 2

Here we will extract the UTC hour from the specific date and time:
现在我们指定一个日期和时间并从里面抽取出UTC小时数：

<script type="text/javascript">

var born = new Date("July 21, 1983 01:15:00")
document.write(born.getUTCHours())

</script>

The output of the code above will be:
输出结果为：

23

Try-It-Yourself Demos
尝试与演示

Display the current UTC time
How to use getUTCHours(), getUTCMinutes(), and getUTCSeconds() to display the current UTC time.
如何使用getUTCHours(), getUTCMinutes(), 和 getUTCSeconds() 来显示当前的UTC时间

Display the current UTC time with a function that checks for numbers less than 10
How to use getUTCHours(), getUTCMinutes(), and getUTCSeconds() to display the current time.
如何使用getUTCHours(), getUTCMinutes(), 和 getUTCSeconds()来显示当前的时间

评论 (0) All