(public).sospep.systems ~ view step ~ question-operators

ID/Title: 391 question-operators,

Description Step: What is the use of the typeOf operator?

Server: technology-developer-www/language-javascript/interview-questions-javascript

Added By: View Owner ON:2015-07-31 10:31:37

Start Date / Time: 2015-07-31 11:21:46

Estimated Duration: 00:00:00

Status: Do

Priority: -5

Step Sequence: 0

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<h2>question</h2>
<ol>
<li>]&nbsp;What is the use of&nbsp;the typeOf operator?</li>
</ol>
<h2>question-category</h2>
<ol>
<li>] FEATURES-operators</li>
</ol>
<h2>answer(source)</h2>
<ol>
<li>]&nbsp; &lsquo;Typeof&rsquo; is an operator which is used to return a string description of the type of a variable.</li>
</ol>
<h2>answer(me)</h2>
<ol>
<li>] use the typeOf operator to test a variable instance to determine what data(object) type that&nbsp;the current var is (currently),</li>
<li>] ex is it currently a number, a string, an&nbsp;object, ...</li>
</ol>
<h2>source</h2>
<ol>
<li><strong>[2015-06-30] google qry= "javascript interview questions"</strong></li>
<ol>
<li>r# 5] <a href="http://career.guru99.com/top-85-javascript-interview-questions/" target="_blank">top 85 javascript interview questions</a> - @career.guru99.com - question 44</li>
</ol></ol>
<h2>reference</h2>
<ol>
<li><strong>[2015-05-30] NEW article IN tech-dev-www/language-js/index</strong></li>
<ol>
<li>x] # <a href="/view/article?id=4560" target="_blank">4560 - javascript interview - questions and answers</a> - A listing of 85 javascript interview questions by careerguru.com, with answers by Don Sagrott</li>
</ol>
<li><strong>[2015-08-10] NEW article</strong></li>
<ol>
<li>x] # <a href="/view/article?id=4616" target="_blank">4616 - LIST-javascript-interview-questions categories</a>&nbsp;-&nbsp;A listing of all of the different javascript interview question categories</li>
</ol></ol>

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