2015.1 Knowledge points and functions used when writing a message board, 2015.1 Message Board_PHP Tutorial

2015.1 Knowledge points and functions used when writing message boards, 2015.1 Message Board

1: Time function and uniqid()

　1: uniqid(): Generate a unique id. The length of the returned string without parameters is 13, and with parameters it is 23

　2: PHP function to convert time and timestamp to each other

　①: time() returns the current unix timestamp microtime() returns the current unix timestamp and microseconds

　②：date('Y-m-d H:i:s', time()) formats a local time/date

　③：strtotime() Convert the date and time description of the English text of any date into a unix timestamp

2: Jump and redirection of tp framework

1: Page jump

　①：success('prompt information', 'jump address', 'jump time'); Default jump address: $_SERVER['HTTP_REFERER'] Default waiting time: 1 second

　②：error('prompt information', 'jump address', 'jump time'); Default jump address: javascript:history.back(-1) Default waiting time: 3 seconds

2: Page redirection

Redirect('URL address', 'time', 'prompt information') only wants to redirect a specified url address, not the operation method of a certain module. The usage is consistent with the U function.

　

　

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