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Friend functions

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Learn_CPP_Programming_Deep_Dive/Section 16 Friend and static members/Friend_functions
- main.cpp

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	`1`	`+#include <iostream>`
	`2`	`+`
	`3`	`+using namespace std;`
	`4`	`+`
	`5`	`+class Test`
	`6`	`+{`
	`7`	`+ private:`
	`8`	`+ int a;`
	`9`	`+ protected:`
	`10`	`+ int b;`
	`11`	`+ public:`
	`12`	`+ int c;`
	`13`	`+`
	`14`	`+friend void myfunction();`
	`15`	`+`
	`16`	`+};`
	`17`	`+`
	`18`	`+`
	`19`	`+void myfunction()`
	`20`	`+{`
	`21`	`+ Test t;`
	`22`	`+ t.a = 12;`
	`23`	`+ t.b = 45;`
	`24`	`+ t.c =46;`
	`25`	`+`
	`26`	`+ cout<<"This is from inside myfunction()"<<endl;`
	`27`	`+}`
	`28`	`+`
	`29`	`+int main(void)`
	`30`	`+{`
	`31`	`+ myfunction();`
	`32`	`+`
	`33`	`+ return 0;`
	`34`	`+}`

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