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mb_output_handler

(PHP 4 >= 4.0.6, PHP 5, PHP 7, PHP 8)

mb_output_handler — Callback function converts character encoding in output buffer

Description

mb_output_handler(string $string, int $status): string

mb_output_handler() is ob_start() callback function. mb_output_handler() converts characters in the output buffer from internal character encoding to HTTP output character encoding.

Parameters

string

The contents of the output buffer.

status

The status of the output buffer.

Return Values

The converted string.

Examples

Example #1 mb_output_handler() example

<?php
mb_http_output("UTF-8");
ob_start("mb_output_handler");
?>

Notes

Note:

If you want to output binary data, such as an image, a Content-Type: header must be set using header() before any binary data is sent to the client (e.g. header("Content-Type: image/png")). If Content-Type: header is sent, output character encoding conversion will not be performed.

Note that if 'Content-Type: text/*' is sent, the content body is regarded as text; conversion will take place.

See Also