Question

Differentiate –--a
and a-- in java​

Answer 1

Answer:

--a

Here -- is predecrement operator. It decrease the value of a by a after the execution.

a--

Here --is post decrement operator. It means the value of a is changed immediately I. e. one less than a

Answer 2

Differentiate between  –--a  and a-- in java​ is given below

Explanation:

• –--a is treated like as  pre decrement operator Means firstly it decrease the value by 1 then it store or assign the value to the variable .

• a-- is treated like as  post decrement  operator Means firstly  it store or assign the value to the variable then it decrease the value by 1.

• Both a-- and --a is used in java the programming language

For example if a=8

• if we performing a= --a;

then firstly it decreases the value means a=7;// according to pre decrement

• if we performing a= a--;

firstly it assigning the value to variable a then perform operation .

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