1:for(var i=0;i<str.length;i++){
if(str[i].indexOf(",")<0){
v+=str[i];
}
}
2:html +="a";html =html+"a";
转载于:https://blog.51cto.com/changmen/1969012
1:for(var i=0;i<str.length;i++){
if(str[i].indexOf(",")<0){
v+=str[i];
}
}
2:html +="a";html =html+"a";
转载于:https://blog.51cto.com/changmen/1969012