A function to control string output in PHP_PHP tutorial

// A function in php that controls string output (Chinese and English). How many words are displayed in each line to avoid the influence of English
// $str String
// $len The number of words displayed in each line (Chinese characters × 2)


function rep($str,$len)

{
$strlen=strlen($str);
$i=0;
$finstr="";
$pos=0;

while($i<$strlen)
{
$s1=substr($str,$i,1);
$s2=ord($s1);
if($s2>0xa0){

$finstr.=substr($str,$i,2);
$pos+=2 ;
$i+=2;

}else{

switch($s2){
case 13:
$fin str.="
";
                                                                                           break; break;
case 32;
$finstr.=" ";
                  $pos++;                                       chars($s1);
$pos++;
break;

$i++ ;

} //if

if($pos>=$len){
$finstr.="
";
$pos=0;
}




} //while
return $finstr;
}




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TechArticle// A function in php that controls string output (Chinese and English), how many words are displayed in each line, and avoids English Influence // $str string // $len Number of words displayed in each line (Chinese characters × 2) func...