Which of the operator is used to test if a particular property exists or not?
Home | Discussion ForumWhich of the operator is used to test if a particular property exists or not?
in
exist
within
exists
Answer : A
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1) What kind of an expression is “new Point(2,3)”?
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2) Consider the following snippet code
var string1 = ”123”;
var intvalue = 123;
alert( string1 + intvalue );
The result would be
3) Initialization of variable can be done by writing _____ operator in between variable name and operand value.
4) Which of the operator is used to test if a particular property exists or not?
5) Among the following, which one is a ternary operator?