Set_time_limit () function in php

When your page contains a large amount of data, we recommend that you use set_time_limit () to control the running time. the default value is 30 s, so you need to extend the execution time, such as set_time_limit (300) & amp; nbsp;, where the number of seconds is set to 0,

When your page contains a large amount of data, we recommend that you use set_time_limit () to control the running time. the default value is 30 s, so you need to extend the execution time, such as set_time_limit (300 ), set the number of seconds to 0, indicating continuous operation!

For example, set_time_limit (0) indicates that the link is running for a long time!

Note: To run this function, you need to disable the security mode. in php. ini, set the safety mode of safe_mode = Off to Off. Otherwise, the following error will occur:

Warning: set_time_limit () [function. set-time-limit]: Cannot set time limit in safe mode in

Note that:

In php. ini, you can define max_execution_time to set the maximum execution time of the PHP page. for example:

Set_time_limit (900 );
This function specifies the maximum execution time of the current php script,
Although the value is set to 900 seconds
Maximum execution time = max_execution_time value in php. ini-time when the current script has been executed + set value
If max_execution_time = 30 in php. ini and the current script has been executed for 10 seconds, then:
The maximum execution time is 30-10 + 900 = 920 seconds.