& before function arg in cpp

Happy Friend answered on February 28, 2021 Popularity 1/10 Helpfulness 1/10

answer & before function arg in cpp

Comment

// pass 'x' by reference
void f1(int &x){
	...
}

// pass 'x' by value
void f2(int x){
	...
}

Popularity 1/10 Helpfulness 1/10 Language cpp

Source: Grepper

Tags: c++ function

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Contributed on Feb 28 2021

Happy Friend

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