Native js implements holiday time countdown and js holiday countdown

Native js implements holiday time countdown and js holiday countdown

Knowledge points

1. Implementation principle:

End Time-current time = Time Difference

The time difference between the current time and one second is naturally less than one second.

Therefore, it takes one second to update the current time to reach the countdown effect.

2. It should be noted that the conversion between time and the processing of the obtained value

3. Methods used:

Obj. getTime () // converts it to millisecond Math. floor () // round the decimal point down to get an integer of 50% 24 // This is the method for calculating the remainder of the value, which means if there are 50 hours, the result of 24 hours a day is that the remainder is 2.

Detailed comments are provided in the complete code for calculating specific values.

Complete code

Note: The code is included with the standard format of the current time and the countdown days.

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