null is a Java reserved word representing no value.
Assigning null to a nonâprimitive variable has the effect of releasing the object to which the variable previously referred.
Null cannot be assigned to variables of primitive types (byte, short, int, long, char, float, double, boolean)Syntax:
datatype variable = null;Example:
i = null;
if (s != null)
Java Enterprise Edition (EE)
Java Standard Edition (SE)
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