字符串的逗号是无规则如：111,222,,,333,444,,又如：,,,111,222,,,333,444又如：111,222,,,333,444又如：,,,1881,,,,414,,,,,又如：,,,111,222,,,333,又如：,,,111,其中数也不规定长度的
$str="111,222,,,333,,444,,,,666";
$sttr=str_replace(',,,',','$str);
$sttr=str_replace(',,,,',','$str);追é®
$sttr=str_replace(',,,',','$str);
$sttr=str_replace(',,,,',','$str);追é®
å符串çéå·æ¯æ è§å
追ç$str="111,222,,,333,,444,,,,666";
$arr_str=explode(',',$str);
$arr_str=array_filter($arr_str);
foreach($arr_str as $val){
$ret[]=$val;
}
$new_str=implode(','$ret);
print_r($new_str);
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第1个回答 2013-04-06
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