You are developing a web application that can function when users are not connected to the Internet.
You need to check the Internet connectivity status of a user’s browser.
Which method should you use?
A.
Option A
B.
Option B
C.
Option C
D.
Option D
None of them is correct.
Correct is: navigator.onLine
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Is D
navigator.onLine
http://www.w3schools.com/jsref/prop_nav_online.asp
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The correct answer is D!
navigator.online or navigator.onLine, it’s the same.
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M is right!
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Poorly written question or Microsoft is being very particular with their wording.
JavaScript is case sensitive.
navigator.isOnline = undefined (no such property)
navigator.online = undefined (case is incorrect)
navigator.onLine = true (if indeed it is online)
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navigator.online not mentioned in either ‘exam ref’ or ‘training guide’. therefore it cannot be part of the exam.
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I am agree with M(ans:D)
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Answer D is correct
http://www.w3schools.com/jsref/tryit.asp?filename=tryjsref_nav_online
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D is incorrect. navigator.online different from navigator.onLine.
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D is the correct answer
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