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C Language > Learn C Language > In C++ programming, is the statement a=a+20 the same...
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In C++ programming, is the statement a=a+20 the same as a+=20?

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In C++ language += is assignment operator and it works to overwrite old value by new value which is adding the value to old value. Ex if int a= 5 (old value) then a+=20 is nothing but old value 5 + 20 becomes new value so now memory cell a get assigned new value 25 ( 5 is overwritten) and of course...
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In C++ language += is assignment operator and it works to overwrite old value by new value which is adding the value to old value.

Ex if int a= 5 (old value) 

then a+=20 is nothing but old value 5 + 20 becomes new value so now 

memory cell a get assigned new value 25 ( 5 is overwritten)

and of course it is same as a=a+20;

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first expression is simple assignment and second one is compound assignment
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yes, it is.
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