How does php calculate the time subtraction gap by a few days
This article mainly introduces the relevant knowledge of "how php calculates the time subtraction gap of a few days". The editor shows you the operation process through an actual case. The operation method is simple, fast and practical. I hope this article "how to calculate the time subtraction gap of php for several days" can help you solve the problem.
Php calculates the time subtraction gap by several days: 1, using the "strtotime" statement to convert two times into timestamps; 2, subtracting the two time stamps to get the time difference; 3, dividing the time difference by the total seconds of a day, and rounding it with floor (), the syntax "floor (time difference / 86400)".
Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer
How does php calculate the time subtraction gap by a few days
Realize the idea:
Use the strtotime () function to convert two times into timestamps
Subtract the two timestamps to get the time difference
Divide the time difference by the total seconds of the day (24,60,60,86400)
Rounding with floor ()
Implementation code:
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