PHP ob_get_contents() function

The ob_get_contents() function is used to return the content of the output buffer. This is used before buffer clean and after output start.

Syntax

ob_get_contents( void ) : string

This function returns buffered data or FALSE, if output buffering is not active.

Example

<?php
    ob_start();
    echo $var = "Hello john";
    $data1 = ob_get_contents();
	
    echo $var1 = " How are you?";
    $data2 = ob_get_contents();
	
    ob_end_clean();
    var_dump($data1, $data2);
?>

Output -

string(10) "Hello john" string(23) "Hello john How are you?"

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