How php delays execution of scripting programs

Xiaobian to share with you how php delay execution script program, I believe most people do not know how, so share this article for your reference, I hope you read this article after a great harvest, let us go to understand it!

1. Use the sleep() function to delay execution, which can delay the execution of the current script for several seconds.

The syntax of the sleep() function is:

sleep($seconds)

This function accepts only one required parameter,$seconds, which specifies how many seconds the script needs to delay. Returns 0 on success, FALSE on error, or a nonzero value if the call is interrupted by a signal.

examples

Use the time_nanosleep() function to delay execution of the current script for several seconds and nanoseconds.

The syntax of the time_nanosleep() function is:

time_nanosleep($seconds,$nanoseconds)

examples

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