(PHP 4 >= 4.0.5, PHP 5)
It converts the string encoded in internal_encoding to output_encoding.
internal_encoding and output_encoding should be defined by iconv_set_encoding() or in the configuration file php.ini.
Example 1. ob_iconv_handler() example:
<?php ob_start("ob_iconv_handler"); // start output buffering ?>
See also iconv_get_encoding(), iconv_set_encoding() and output-control functions.