PHP ob_implicit_flush() Function

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In this article, you will learn how to enable or disable implicit flushing of output in PHP. The ob_implicit_flush() function in PHP enables or disabled implicit flushing. When enabled, implicit flushing sends the output directly to the browser as soon as it is produced so that calls to the flush() function are not needed.

what is the syntax of theOB_IMPLICIT_FLUSH() function in php?

ob_implicit_flush(flag);
ParameterDescription
flagWhen set to 1, implicit flushing is turned on. When set to 0, implicit flushing is turned off.
PHP OB_IMPLICIT_FLUSH() method

examples of the OB_IMPLICIT_FLUSH() function

Example 1. In this example, we send content immediately to the browser on every statement which produces output.

<?php
// Turn on implicit flushing
ob_implicit_flush(1);

// Some browsers will not display the content if it is too short
// We use str_pad() to make the output long enough
echo str_pad("Hello World!", 4096);

// Even though the script is still running, the browser already can see the content
sleep(3);
?>
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