http_negotiate_charset

(PECL pecl_http >= 0.1.0)

http_negotiate_charset — Negotiate client's preferred character set

说明

string http_negotiate_charset ( array $supported [, array &$result ] )

This function negotiates the clients preferred charset based on its Accept-Charset HTTP header. The qualifier is recognized and charsets without qualifier are rated highest.

参数

supported: array containing the supported charsets as values
result: will be filled with an array containing the negotiation results

返回值

Returns the negotiated charset or the default charset (i.e. first array entry) if none match.

范例

Example #1 Using http_negotiate_charset()


<?php
$charsets = array(
        'iso-8859-1', // default
        'iso-8859-2',
        'iso-8859-15',
        'utf-8'
);

$pref = http_negotiate_charset($charsets, $result);

if (strcmp($pref, 'iso-8859-1')) {
        iconv_set_encoding('internal_encoding', 'iso-8859-1');
        iconv_set_encoding('output_encoding', $pref);
        ob_start('ob_iconv_handler');
}

print_r($result);
?>