PHP ASCII character transform (kanji and special characters) wide character (Uft8/unicode)

Source: Internet
Author: User
PHP ASCII character conversion (kanji and special characters) wide character (Uft8/unicode)

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A bit like the special characters in the current popular IME.

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1. English letter or digital to ASCII effect above

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Class

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  asciitext= $output;    }}
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Instance:

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   Asciitext;                 Asciitext is variable of converted Text?>
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You can control the character size via CSS. See annex for details.

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2. The Chinese character to ASCII effect is "Sunday" is "Sunday"

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function encode ($c) {$len = strlen ($c);    $a = 0;        while ($a < $len) {$ud = 0;            if (Ord ($c {$a}) >=0 && ord ($c {$a}) <=127) {$ud = Ord ($c {$a});        $a + = 1; } else if (ord ($c {$a}) >=192 && ord ($c {$a}) <=223) {$ud = (ord ($c {$a}) -192) *64 + (o            Rd ($c {$a +1})-128);        $a + = 2; } else if (ord ($c {$a}) >=224 && ord ($c {$a}) <=239) {$ud = (ord ($c {$a})-224) *4096 +            (Ord ($c {$a +1}) -128) *64 + (ord ($c {$a +2})-128);        $a + = 3; } else if (ord ($c {$a}) >=240 && ord ($c {$a}) <=247) {$ud = (ord ($c {$a})-240) *262144            + (Ord ($c {$a +1}) -128) *4096 + (ord ($c {$a +2}) -128) *64 + (ord ($c {$a +3})-128);        $a + = 4; } else if (ord ($c {$a}) >=248 && ord ($c {$a}) <=251) {$ud = (ord ($c {$a})-248) *1677721 6 + (Ord ($c {$a +1}) -128) *262144 + (ord ($c {$a +2}) -128) *4096 + (ord($c {$a +3}) -128) *64 + (ord ($c {$a +4})-128);        $a + = 5; } else if (ord ($c {$a}) >=252 && ord ($c {$a}) <=253) {$ud = (ord ($c {$a})-252) *1073741 824 + (Ord ($c {$a +1}) -128) *16777216 + (ord ($c {$a +2}) -128) *262144 + (ord ($c {$a +3}) -128) *4096 + (ord ($c {$a +4})-128) *64 + (            Ord ($c {$a +5})-128);        $a + = 6;        } else if (ord ($c {$a}) >=254 && ord ($c {$a}) <=255) {//error $ud = false;    } $scill. = "$ud;"; } return $scill;} echo Encode (' Day '); The day browser is interpreted by default, so look at the source code

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3. Utf-8 Unicode Mutual transfer

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  >6);  $str. =CHR (0x80 | $c & 0x3F);  } else if ($c < 0x10000) {  $str. =CHR (0xE0 | $c >>12);  $str. =CHR (0x80 | $c >>6 & 0x3F);  $str. =CHR (0x80 | $c & 0x3F);  } else if ($c < 0x200000) {  $str. =CHR (0xF0 | $c >>18);  $str. =CHR (0x80 | $c >>12 & 0x3F);  $str. =CHR (0x80 | $c >>6 & 0x3F);  $str. =CHR (0x80 | $c & 0x3F);  } return $str;  } echo U2utf8 (' 20197 ');? >
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