菜单支持多级
直接上代码
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300px;
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<body>
<ul id="uu">
<li>
<span class="box-head">首页</span>
<ul class="child-ul">
<li>
<span class="box-head">区域总览</span>
</li>
<li><span class="box-head">支路用能概况</span></li>
<li><span class="box-head">线路台区分析</span></li>
<li><span class="box-head">报表查看</span></li>
</ul>
</li>
<li>
<span class="box-head">权限管理</span>
<ul class="child-ul">
<li><span class="box-head">操作管理</span></li>
<li><span class="box-head">页面管理</span></li>
<li><span class="box-head">按钮管理</span></li>
<li><span class="box-head">配置管理</span></li>
</ul></li>
<li><span class="box-head">系统管理</span></li>
<li><span class="box-head">菜单管理</span></li>
</ul>
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var json=[{"defaultIconLocation":"/modules/common/images/menuIcon/index.png","isLast":"2","isUsed":"1","mEMO":"a","menuAddr":"javascript:void(0)","menuId":156,"menuIndex":1,"menuLevel":"1","menuName":"首页","menuNameEn":"index","menuState":"0","menuType":"1","pMenuList":[{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/UseEnergyAnalysisController/toDemo3","menuId":323,"menuIndex":1,"menuLevel":"2","menuName":"区域总览","menuNameEn":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/UseEnergyAnalysisController/toDemo1","menuId":321,"menuIndex":2,"menuLevel":"2","menuName":"支路用能概况","menuNameEn":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/line_station_area_analysis","menuId":405,"menuIndex":3,"menuLevel":"2","menuName":"线路台区分析","menuNameEn":"line_station_area_analysis","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/dataReportSystem_view","menuId":392,"menuIndex":4,"menuLevel":"2","menuName":"报表查看","menuNameEn":"dataReportSystem_view","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/makepage/Html_brower1","menuId":394,"menuIndex":5,"menuLevel":"2","menuName":"BI浏览","menuNameEn":"makepage/Html_brower1","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/maker/browser1","menuId":393,"menuIndex":6,"menuLevel":"2","menuName":"组态浏览","menuNameEn":"maker/browser1","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/index","menuId":411,"menuIndex":7,"menuLevel":"2","menuName":"首页","menuNameEn":"index","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":"es/common/images/menuIcon/emptyChecked.png"},{"defaultIconLocation":"/modules/common/images/menuIcon/index.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/dashboard","menuId":410,"menuIndex":8,"menuLevel":"2","menuName":"首页大屏","menuNameEn":"dashboard","menuState":"1","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":"es/common/images/menuIcon/indexChecked.png"},{"defaultIconLocation":"/modules/common/images/menuIcon/index.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/bim","menuId":412,"menuIndex":9,"menuLevel":"2","menuName":"BIM","menuNameEn":"","menuState":"1","menuType":"1","pMenuList":[],"parentMenuId":156,"selectIconLocation":"common/images/menuIcon/indexChecked.png"}],"parentMenuId":0,"selectIconLocation":"/modules/common/images/menuIcon/indexChecked.png"},{"defaultIconLocation":"/modules/common/images/menuIcon/analyze.png","isLast":"2","isUsed":"1","mEMO":"","menuAddr":"javascript:void(0)","menuId":178,"menuIndex":3,"menuLevel":"1","menuName":"用能分析","menuNameEn":"Statistics","menuNo":"","menuState":"0","menuType":"1","pMenuList":[{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/energy/energyStatistics/toMain","menuId":180,"menuIndex":1,"menuLevel":"2","menuName":"能耗统计","menuNameEn":"User 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line eqiupment analysis","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":204,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/busin/deviceTree/toSubitem","menuId":261,"menuIndex":13,"menuLevel":"2","menuName":"分类分项","menuNameEn":"subitem","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":204,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/AcppController/toMain","menuId":326,"menuIndex":15,"menuLevel":"2","menuName":"运维计划","menuNameEn":"Maintenance Plan 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management","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":1,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/user/toMain","menuId":16,"menuIndex":10,"menuLevel":"2","menuName":"用户管理","menuNameEn":"User management","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":1,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"2","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/role/toMain","menuId":13,"menuIndex":11,"menuLevel":"2","menuName":"角色管理","menuNameEn":"Role management","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":1,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/roleAssign/toMain","menuId":15,"menuIndex":13,"menuLevel":"2","menuName":"权限管理","menuNameEn":"Permission management","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":1,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/log/toLoginLog","menuId":63,"menuIndex":14,"menuLevel":"2","menuName":"日志管理","menuNameEn":"Log management","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":1,"selectIconLocation":""}],"parentMenuId":0,"selectIconLocation":"/modules/common/images/menuIcon/userChecked.png"},{"defaultIconLocation":"/modules/common/images/menuIcon/plat.png","isLast":"2","isUsed":"1","mEMO":"","menuAddr":"javascript:void(0)","menuId":92,"menuIndex":12,"menuLevel":"1","menuName":"平台管理","menuNameEn":"Platform","menuNo":"","menuState":"0","menuType":"1","pMenuList":[{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"0","menuAddr":"/spring-security-menu/sys/dict/toMain","menuId":24,"menuIndex":3,"menuLevel":"2","menuName":"数据字典","menuNameEn":"Data dictionary","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/system.png","isLast":"2","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/menu/toMain","menuId":2,"menuIndex":5,"menuLevel":"2","menuName":"菜单管理","menuNameEn":"Menu management","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":"/modules/common/images/menuIcon/systemChecked.png"},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/sys/dataReportSystem","menuId":222,"menuIndex":6,"menuLevel":"2","menuName":"报表设计","menuNameEn":"Report Design","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"页面制定","menuAddr":"/spring-security-menu/makepage/Html_config","menuId":239,"menuIndex":12,"menuLevel":"2","menuName":"BI设计","menuNameEn":"designPage","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/maker/config","menuId":267,"menuIndex":17,"menuLevel":"2","menuName":"组态编辑","menuNameEn":"Maker","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"0","menuAddr":"/spring-security-menu/sys/sysPara/toMain","menuId":27,"menuIndex":28,"menuLevel":"2","menuName":"系统参数","menuNameEn":"System parameter","menuNo":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"漏损分析配置","menuAddr":"/spring-security-menu/leakage_analysis_configuer","menuId":400,"menuIndex":33,"menuLevel":"2","menuName":"漏损分析配置","menuNameEn":"leakage_analysis_configuer","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":""},{"defaultIconLocation":"/modules/common/images/menuIcon/empty.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/query_table_bottom_values","menuId":408,"menuIndex":34,"menuLevel":"2","menuName":"表底值查询","menuNameEn":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":92,"selectIconLocation":""}],"parentMenuId":0,"selectIconLocation":"/modules/common/images/menuIcon/platChecked.png"},{"defaultIconLocation":"/modules/common/images/menuIcon/user.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/app","menuId":379,"menuIndex":13,"menuLevel":"1","menuName":"APP管理","menuNameEn":"fsd","menuState":"0","menuType":"1","pMenuList":[{"defaultIconLocation":"/modules/common/images/menuIcon/report.png","isLast":"1","isUsed":"1","mEMO":"","menuAddr":"/spring-security-menu/app/sys/AppManageController/toMain","menuId":386,"menuIndex":2,"menuLevel":"2","menuName":"APP管理","menuNameEn":"","menuState":"0","menuType":"1","pMenuList":[],"parentMenuId":379,"selectIconLocation":"/modules/common/images/menuIcon/reportChecked.png"}],"parentMenuId":0,"selectIconLocation":"/modules/common/images/menuIcon/userChecked.png"}]
//测试是否支持3级的菜单，结论是支持
json[0]['pMenuList'][0].pMenuList.push({"menuName": "APP管理","menuLevel":3});
json[0]['pMenuList'][0].pMenuList.push({"menuName": "APP管理1","menuLevel":3});
function initUl(){
//使用递归构建str
var menuStr='<ul id="uu">'
for(var i=0;i<json.length;i++){
var n=json[i];
menuStr+='<li>'+
'<span class="box-head">'+n.menuName+'</span>';
if(n.pMenuList && n.pMenuList.length){
var arr=n.pMenuList;
getbutnodes(arr);
}else{
menuStr+='</li>';
}
}
menuStr+="</ul>" ;
$("#uu").html(menuStr);
function getbutnodes(_arr){
if(_arr.length==0){return}
menuStr+='<ul class="child-ul">';
//获取当前是多少级的菜单
var level=_arr[0].menuLevel || 1;
console.log(level);
var nbsp=new Array(Math.ceil(level) ).join(" ");
for(var j=0;j<_arr.length;j++){
var _a=_arr[j];
menuStr+='<li>'+
'<span class="box-head">'+nbsp+level+_a.menuName+'</span>';
if(_a.pMenuList instanceof Array){
getbutnodes(_a.pMenuList)
}
}
menuStr+='</ul>';
}
}
</script>
</body>
</html>
效果图
