题解 | #将字符串转换为驼峰格式#

function cssStyle2DomStyle(sName) {
    let arr = sName.split("-");
    if(!arr[0]){
        arr.splice(0,1);
    }
    let html = "";
    for(var i =0;i<arr.length;i++){
        if(i==0){
            html = arr[i];
        }
        if(i>0){
             html += arr[i].substr(0,1).toUpperCase()+arr[i].substr(1);
        }
    }
    return html;
}