Consider the following code snippet :
var string2Num=parseInt("123xyz");
The result for the above code snippet would be :
var string2Num=parseInt("123xyz");
A. 123
B. 123xyz
C. Exception
D. NaN
Answer: Option B
Solution(By Examveda Team)
The parseInt() function returns the first integer contained in the string or 0 if the string does not begin with an integer.This Question Belongs to Javascript >> Array And Function
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Consider the code snippet given below
var count = [1,,3];
A. The omitted value takes “undefined”
B. This results in an error
C. This results in an exception
D. None of the mentioned
A. true false
B. false true
C. true true
D. false true
The pop() method of the array does which of the following task ?
A. decrements the total length by 1
B. increments the total length by 1
C. prints the first element but no effect on the length
D. None of the mentioned
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if (!a[i]) continue ;
A. Skips the undefined elements
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D. All of the mentioned
what is the output of parseInt(123xy); ?