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PHP实现汉字或英文按照首字母查找

WBOY
发布: 2016-07-25 08:42:53
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1535 人浏览过
  1. /**
  2. *
  3. */
  4. function getfirstchar($s0){
  5. if($s0[0]=='I' || $s[0]=='i'){
  6. return "I";
  7. }elseif($s0[0]=='U' || $s[0]=='u'){
  8. return 'U';
  9. }elseif($s0[0]=='V' || $s[0]=='v'){
  10. return 'V';
  11. }else{
  12. $fchar = ord($s0{0});
  13. if($fchar >= ord("A") and $fchar $s1 = iconv("UTF-8","gb2312", $s0);
  14. $s2 = iconv("gb2312","UTF-8", $s1);
  15. if($s2 == $s0){$s = $s1;}else{$s = $s0;}
  16. $asc = ord($s{0}) * 256 + ord($s小贝) - 65536;
  17. if($asc >= -20319 and $asc if($asc >= -20283 and $asc if($asc >= -19775 and $asc if($asc >= -19218 and $asc if($asc >= -18710 and $asc if($asc >= -18526 and $asc if($asc >= -18239 and $asc if($asc >= -17922 and $asc if($asc >= -17417 and $asc if($asc >= -16474 and $asc if($asc >= -16212 and $asc if($asc >= -15640 and $asc if($asc >= -15165 and $asc if($asc >= -14922 and $asc if($asc >= -14914 and $asc if($asc >= -14630 and $asc if($asc >= -14149 and $asc if($asc >= -14090 and $asc if($asc >= -13318 and $asc if($asc >= -12838 and $asc if($asc >= -12556 and $asc if($asc >= -11847 and $asc if($asc >= -11055 and $asc return null;
  18. }
  19. }
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首字母, PHP


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