PHP realizes instant output and real-time output content method_PHP tutorial

PHP methods to achieve instant output and real-time output content

This article mainly introduces the method of PHP to realize instant output and real-time output content. This article directly gives the implementation method. Friends who need it You can refer to the following

The old man had a long chat. . Pure memo

For PHP programs that take a long time to run, you may need to output the content immediately to check the running status.

The code is as follows:

Header(“Content-type:text/html;charset=utf-8″);

　#Set execution time without time limit

set_time_limit(0);

　#Clear and close the buffer, use this function before outputting to the browser.

ob_end_clean();

　#Control implicit buffering, the default is off. When turned on, the results of each print/echo or output command are sent to the browser.

ob_implicit_flush(1);

Example,

The code is as follows:

ob_end_clean();

ob_implicit_flush(1);

while(1){

//Some browsers require the content to reach a certain length before outputting it

echo str_repeat("

", 200).'hello sjolzy.cn
';

sleep(1);

//ob_end_flush();

//ob_flush();

//flush();

　}

Tested according to the example, it achieved the effect of PHP outputting content in real time.

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