github.com/traefik/yaegi@v0.15.1/_test/select1.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"time"
     6  )
     7  
     8  func main() {
     9  	c1 := make(chan string)
    10  	c2 := make(chan string)
    11  
    12  	go func() {
    13  		time.Sleep(1e8)
    14  		c1 <- "one"
    15  	}()
    16  	go func() {
    17  		time.Sleep(2e8)
    18  		c2 <- "two"
    19  	}()
    20  
    21  	for i := 0; i < 2; i++ {
    22  		fmt.Println("start for")
    23  		select {
    24  		case msg1 := <-c1:
    25  			fmt.Println("received", msg1)
    26  			fmt.Println("finish 1")
    27  		case msg2, ok := <-c2:
    28  			fmt.Println("received #2", msg2, ok)
    29  		}
    30  		fmt.Println("end for")
    31  	}
    32  	fmt.Println("Bye")
    33  }
    34  
    35  // Output:
    36  // start for
    37  // received one
    38  // finish 1
    39  // end for
    40  // start for
    41  // received #2 two true
    42  // end for
    43  // Bye