detectUTF8 ,iconv 관련 함수
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function detectUTF8($string)
{
return preg_match('%(?:
[\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte
|\xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs
|[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte
|\xED[\x80-\x9F][\x80-\xBF] # excluding surrogates
|\xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3
|[\xF1-\xF3][\x80-\xBF]{3} # planes 4-15
|\xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16
)+%xs', $string);
}
function cp1251_utf8( $sInput )
{
$sOutput = "";
for ( $i = 0; $i < strlen( $sInput ); $i++ )
{
$iAscii = ord( $sInput[$i] );
if ( $iAscii >= 192 && $iAscii <= 255 )
$sOutput .= "&#".( 1040 + ( $iAscii - 192 ) ).";";
else if ( $iAscii == 168 )
$sOutput .= "&#".( 1025 ).";";
else if ( $iAscii == 184 )
$sOutput .= "&#".( 1105 ).";";
else
$sOutput .= $sInput[$i];
}
return $sOutput;
}
function encoding($string){
if (function_exists('iconv')) {
if (@!iconv('utf-8', 'cp1251', $string)) {
$string = iconv('cp1251', 'utf-8', $string);
}
return $string;
} else {
if (detectUTF8($string)) {
return $string;
} else {
return cp1251_utf8($string);
}
}
}
echo encoding($string);
{
return preg_match('%(?:
[\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte
|\xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs
|[\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte
|\xED[\x80-\x9F][\x80-\xBF] # excluding surrogates
|\xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3
|[\xF1-\xF3][\x80-\xBF]{3} # planes 4-15
|\xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16
)+%xs', $string);
}
function cp1251_utf8( $sInput )
{
$sOutput = "";
for ( $i = 0; $i < strlen( $sInput ); $i++ )
{
$iAscii = ord( $sInput[$i] );
if ( $iAscii >= 192 && $iAscii <= 255 )
$sOutput .= "&#".( 1040 + ( $iAscii - 192 ) ).";";
else if ( $iAscii == 168 )
$sOutput .= "&#".( 1025 ).";";
else if ( $iAscii == 184 )
$sOutput .= "&#".( 1105 ).";";
else
$sOutput .= $sInput[$i];
}
return $sOutput;
}
function encoding($string){
if (function_exists('iconv')) {
if (@!iconv('utf-8', 'cp1251', $string)) {
$string = iconv('cp1251', 'utf-8', $string);
}
return $string;
} else {
if (detectUTF8($string)) {
return $string;
} else {
return cp1251_utf8($string);
}
}
}
echo encoding($string);
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