考虑这个数组:[["B","C","C","C","C","B","B","C","A","A"],["B","A","C","B","B","A","B","B","A","A"],["B","C","B","C","A","A","A","B","C","B"],["B","B","B","A","C","B","A","C","B","A"],["A","A","A","C","A","C","C","B","A","C"],["A","B","B","A","A","C","B","C","C","C"],["C","B","A","A","C","B","B","C","A"
我遇到过这段代码:constresults=awaitPromise.all([Model1.find({}),Model2.find({})],Model3.find({})),v1=results[0],v2=results[1],v3=results[2]用数组和单个对象调用all()—`Model*是Mongoose模型。这是一个很容易修复的错误,但我想了解它是如何给出结果值的,这些值是:v1持有Model1对应的所有文档v2持有Model2对应的所有文档v3未定义如thisansweronthecommaoperator中所述,我只希望Model3.find({})promi
我写了这样一个指令:app.directive('headersort',function(){return{restrict:'E',scope:{sortBy:'=',title:'='},template:'{{title}}',replace:true,link:function(scope,element,attributes){scope.sortBy=attributes.sortBy;scope.title=attributes.title;}};});我是这样使用它的:我想要的是替换为Product.但是我收到一条错误消息:Templatemusthaveexactl
我正在尝试让Masonry作为Angular指令工作,这在网上有部分记录,尽管我在以下代码中遇到以下问题:HTML代码:{{item.name}}{{button.text}}AngularDirective(指令)代码:'usestrict';angular.module('HomeCourtArenaApp').directive('masonry',function($parse){return{restrict:'AC',link:function(scope,elem,attrs){elem.masonry({itemSelector:'.masonry-item',colu