jQuery修改属性、css等

1.修改自定义属性的值

$('#is_urgent').attr({"t":"-1","title":"不限"});
$('#is_urgent').attr("t","test");

2.修改css

$('#obtainOrder').css({"background":"#FFFFFF","color":"blue","border-radius":"3px"});
$('#obtainOrder').css("background","#FFFFFF");

3.改变div的内容

$("#tip").remove();
$("#tip").empty();
$("#tip").text("你好!");