ob_get_contents

Return the contents of the output buffer (PHP 4, PHP 5)
string ob_get_contents ( )

Example 1686. A simple ob_get_contents() example

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<?php


ob_start();


echo "Hello ";

$out1 = ob_get_contents();


echo "World";

$out2 = ob_get_contents();

ob_end_clean();

var_dump($out1, $out2);
?>

The above example will output:

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string(6) "Hello "

string(11) "Hello World"

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Code Examples / Notes » ob_get_contents

http://www.francescosaf.altervista.org

transfer image, another method (alternative to fsockopen or function socket) : server(192.168.0.1) makeimage.php ........... ........... $nameimage="xxxx.jpg" $comand=exec("plotvelocity.sh $nameimage $paramater1 $paramater2"); ob_start(); readfile($nameimage); $image_data = ob_get_contents(); ob_end_clean(); echo $image_data; unlink($nameimage); Client (192.168.0.2) $bild="images/newimage2.gif"; $host="192.168.0.1"; $url=file_get_contents("http://$host/makeimage.php?$querystring"); $fp = fopen("$bild", 'wb'); fwrite($fp, $url); fclose($fp); echo '<img src="'.$bild.'">'; naturally you can transfer whichever thing and not only images

m227

if you use ob_start with a callback function as a parameter, and that function changes ob string (as in example in manual) don't expect that ob_get_contents will return changed ob. it will work as you would use ob_start with no parameter at all. So don't be confused.

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flush
ob_clean
ob_end_clean
ob_end_flush
ob_flush
ob_get_clean
ob_get_contents
ob_get_flush
ob_get_length
ob_get_level
ob_get_status
ob_gzhandler
ob_implicit_flush
ob_list_handlers
ob_start
output_add_rewrite_var
output_reset_rewrite_vars