Golang

Channel

• bidirectionnal channel 은 unidirectional channel로 convert가능

  func f(x <-chan int) int {         
         return n    
  }     
  func main() {    
        c make(chan int)       
        n := f(c)    
  }
  

• closed channel
  • read

    x, ok <- mychan    
    if !ok {    
        return false   
    }   
    

  • write는 panic발생