Dear candidates you will find MCQ questions of JavaScript here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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!!(obj1 && obj2); (obj1 && obj2);
var c = counter(), d = counter(); c.count() d.count() c.reset() c.count() d.count()
var c = counter(), d = counter();
function constfuncs()
{
var funcs = [];
for(var i = 0; i < 10; i++)
funcs[i] = function() { return i; };
return funcs;
}
var funcs = constfuncs();
funcs[5]()
functiondisplayArray(x)
{
varlen=x.length,i=0;
if(len==0)
console.log("Empty Array");
else
{
do
{
console.log(x[i]);
} while (++i<len);
}
}
for(var p in o) console.log(o[p]);