36 lines
720 B
Go
36 lines
720 B
Go
package main
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import "fmt"
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func main() {
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messages := make(chan string)
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signals := make(chan bool)
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// Non-blocking receive.
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select {
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case msg := <-messages:
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fmt.Println("received message", msg)
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default:
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fmt.Println("no messages received")
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}
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// Non-blocking send.
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msg := "hi"
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select {
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case messages <- msg:
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fmt.Println("sent message", msg)
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default:
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fmt.Println("no messages sent")
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}
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// Non-blocking multi-way select.
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select {
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case msg := <-messages:
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fmt.Println("received message", msg)
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case sig := <-signals:
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fmt.Println("received signal", sig)
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default:
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fmt.Println("no activity")
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}
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}
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