SOURCE

var a="整件委外,半成品委外";
var c = "后整,车缝,裁剪";
var ot='';
for(var t in a.split(',')){
    switch(t){
        case '整件委外': ot+= '整件委外';break;
        case '半成品委外':
        var parr = c.split(',');
        if(parr.length>0){
            ot+=',';
        }
        for(var pt in parr){
            switch(pt){
                case "后整" : ot+= '1'; break;
                case "车缝" : ot+= '2'; break;
                case "裁剪" : ot+= '3'; break;
            }
        }
        break;
    }

}
console.log(ot);

.warp{
    margin: 10px;
}
.timeline{
    height:66px;
    width: 2px;
    position: relative;
    background-color:#bdbdbd;
    margin:21px 0 ;
}
.circle{
    position: absolute;
    width:5px;
    height:5px;
    border: 2px solid #bdbdbd;
    border-radius: 50%;
    background-color: #fff;
    z-index: 50;
}

.c1{
    top:-4px;
    left:-3px;
}

.c2{
    top:27px;
    left:-3px;
}

.c3{
    bottom: 0px;
    left:-3px;
}

.leftside{
    float:left;
}

.content{
    margin: 14px 14px 0px 14px;
}
.content-row{
    margin-bottom: 14px;
    font-size:12px;
    font-weight: normal;
}

.greenfont{
    color: #2e927d;
}