/**
* Returns the character length of a string.
*
* @param string $str A multibyte or singlebyte string.
*
* @return integer The string length.
*/
function _strlen($str)
{
static $mbstring;
// Strip ANSI color codes if requested.
if ($this->_ansiColor) {
$str = Console_Color::strip($str);
}
// Cache expensive function_exists() calls.
if (!isset($mbstring)) {
$mbstring = function_exists('mb_strwidth');
}
if ($mbstring) {
return mb_strwidth($str, $this->_charset);
}
return strlen($str);
}
/**
* Returns the character length of a string.
*
* @param string $str A multibyte or singlebyte string.
*
* @return integer The string length.
*/
function _strlen($str)
{
static $mbstring, $utf8;
// Strip ANSI color codes if requested.
if ($this->_ansiColor) {
include_once 'Console/Color.php';
$str = Console_Color::strip($str);
}
// Cache expensive function_exists() calls.
if (!isset($mbstring)) {
$mbstring = function_exists('mb_strlen');
}
if (!isset($utf8)) {
$utf8 = function_exists('utf8_decode');
}
if ($utf8 && ($this->_charset == strtolower('utf-8') || $this->_charset == strtolower('utf8'))) {
return strlen(utf8_decode($str));
}
if ($mbstring) {
return mb_strlen($str, $this->_charset);
}
return strlen($str);
}
