将对象格式的style转换为字符串格式时间:2023-03-09 15:08:27 var style = { position:'absolute', background:'red', width:'2px', height:'2px', color:'#fff', top:x, left:y, 'z-index':1e5}; var s = [];$.each(style,function(i,n){ s.push(i+':'+n);});s = s.join(';')