Tell me what Is The Difference Between Undefined Value And Null Value?
Submitted by: Muhammad<undefined> Vs. <null> value.
1. A variable will have <undefined> value if it has declaration but not assigned any value.
2. A variable will yield a <null> value if assigned with null.
3. <undefined> is a type itself whreeas <null> is an object.
4. <undefined> value is set via JavaScript engine whereas null value is set directly in the code.
Submitted by: Muhammad
1. A variable will have <undefined> value if it has declaration but not assigned any value.
2. A variable will yield a <null> value if assigned with null.
3. <undefined> is a type itself whreeas <null> is an object.
4. <undefined> value is set via JavaScript engine whereas null value is set directly in the code.
Submitted by: Muhammad
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