Yahoo Interview Question for Software Engineer / Developers


Country: United States
Interview Type: In-Person




Comment hidden because of low score. Click to expand.
4
of 4 vote

== will compare the values with type conversion , means it only checks the values type doesn't matter, where as === with check equality with the type
____________
Detect the mouse over the text box:
.check{
background-color:#000000;
}
.check:hover{
background-color:#ffffff;
}
Create the input box with the class check
<input type="text" class="check">

- Anonymous March 08, 2012 | Flag Reply
Comment hidden because of low score. Click to expand.
0
of 0 vote

In JavaScript

false
0
undefined
NaN
null
''

all are considered falsy and rest are truthy values.

Hence
'' == 0 //true, because this value comparison only
'' === 0 // false, because this is value and type comparison

- chetanh November 11, 2013 | Flag Reply


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