Return
From Microduino Wiki
- return
To terminate a function, and if there is a return value, it will be returned to the calling function through this function.
- Syntax:
return; return value; // the two forms are both ok
- Parameters
value:the type of any variable and constant
- Example:
A function to compare the threshold of the sensor input
int checkSensor(){ if (analogRead(0) > 400) { return 1;} else{ return 0; } }
Keyword return can easily test a piece of code, without “commenting out” great block of possible bug code.
void loop(){ //write beautiful code to test here. return; //the rest dysfunction of the program //the code behind return can never be executed }