代码语言:javascript 复制 // 定义一个数组constnumbers=[1,2,3,4,5];// 使用find方法查找大于3的第一个元素constresult=numbers.find((element)=>element>3);console.log(result);// 输出: 4 在上面的示例中,我们定义了一个数组numbers,并使用find方法查找大于3的第一个元素
$document就和angular.element(document)是一样的,是一个整体的dom结构树,包含jqlite的所有方法,所以方法三也可以改为: 1angular.forEach($document.find('div'),function(node){2if(node.id == 'testId'){3node.addClass('testClass');4}5if(node.className ==‘testClass’){6node.removeClass(‘test...
query方法接受predicate函数,并搜索fixture的整个DOM树,试图寻找第一个满足predicate函数的元素。 queryAll方法返回一列数组,包含所有DebugElement中满足predicate的元素。 By类是Angular测试工具之一,它生成有用的predicate。 它的By.css静态方法产生标准CSS选择器predicate,与JQuery选择器相同的方式过滤。 detectChanges:在测试...
// 确保 accordion拥有id var id = element.attr("id"); if (!id) { id = "btst-acc" + scope.$id; element.attr("id", id); } // set data-parent and href attributes on accordion-toggle elements var arr = element.find(".accordion-toggle"); for (var i = 0; i < arr.length; ...
el.find('span').text('hello cnblogs!'); } };returndirective; } app.directive("childDirective",childDirective);functionchildDirective() {vardirective ={ restrict:'EA', template:'hello xpy0928', replace:true, link:function($scope, $element, attr) { $element.replace...
Get element by class name in AngularJs - It is very common to deal with class and id selector in AngularJs. You can use AngularJs jQuery lite to get all ..
WebDriver.findElement(By.linkText("News & Education")) at Protractor.findElement (/usr/local/lib/node_modules/protractor/lib/protractor.js:573:25) at Object.elementFinder.(anonymous function) [as click] (/usr/local/lib/node_modules/protractor/lib/protractor.js:88:24) ...
/* tslint:disable:no-unused-variable */ import { async, ComponentFixture, TestBed } from '@angular/core/testing'; import { By } from '@angular/platform-browser'; import { DebugElement } from '@angular/core'; import { <%= classify(name) %>Component } from './<%= dasherize(name) %...
Binding HTML Element Disabled with the Valid of Form Groupinput type="button" class="btn btn-primary" [disabled]="!weatherForm.valid" value="Go" (click)="search()" />“Go” button only gets enabled when Weather form group is valid. When building the form, the city field is required....
el = fixture.debugElement.query(By.css('button')).nativeElement; el.click(); // 模拟在html界面上点击onSubmit,此时是不能被点击的,因为没有输入,所以次数应该是0 expect(comp.onSubmit).toHaveBeenCalledTimes(0); })); it('form should be invalid', async(() => { ...