Javascript Interview Questions and Answers PPTproject questionanswer ppt
Next, inside the buildQuiz function, we need to add a element with class slide to hold the question and answer containers that we just created:output.push( ` ${currentQuestion.question} ${answers.join("")} ` );Next, we can use some CSS positioning to make the slides sit as ...
Sample JS Test QuestionWhich of the following JavaScript snippets will create an alert box containing "Hello John Doe"?1.2.3.4.The correct answers are 1 and 3. Register Sample JavaScript Test ReportThis sample JavaScript test report shows what employers/recruiters receive via email after a ...
When we want to console.log(x) outside of the catch block, it returns undefined, and y returns 2.39. Everything in JavaScript is either a...A: primitive or object B: function or object C: trick question! only objects D: number or object...
慢了 96%。Lodash map vs forEach vs native for loop Flatten an array - loop vs reduce 使用最...
Pushing and holding it again has to further increae the value. How to build this with Some JS in CP? Help is very Welcome!Views 2.7K Translate Translate Report Report Reply 1 Correct answer TLCMediaDesign • People's Champ , Aug 20, 2018 Sorry, I read it as it needs to only...
Question是父类,MultipleChoiceQuestion和DragDropQuestion是子类 二、 1. 12//面向对象3functionQuestion(theQuestion, theChoices, theCorrectAnswer) {4//Initialize the instance properties5this.question =theQuestion;6this.choices =theChoices;7this.correctAnswer =theCorrectAnswer;8this.userAnswer = ...
javascript 里数字类型只有一种， Number 类型，也就是64-bit 的浮点数 javascript 里对整数的表示等同...
codeString是包含有Javascript语句的字符串，在eval之后使用Javascript引擎编译。举个小例子：var the_unevaled_answer = "2 + 3";var the_evaled_answer = eval("2 + 3");alert("the un-evaled answer is " + the_unevaled_answer + " and the evaled answer is " + the_evaled_answer...
Question 1.3: Can JavaScript code run in all browsers?Answer 1.3: No. Although now all browsers support JavaScript, some users don’t actually like JavaScript and they intentionally turn it off (statistics show that around 4% of users don’t want or can’t use JavaScript). In that case ...