From 3eb46d31315db1f43d99ee5bde78512e33f6172a Mon Sep 17 00:00:00 2001 From: subsr97 Date: Mon, 28 Oct 2019 20:25:17 +0530 Subject: [PATCH] Added example for fallthrough in switch --- examples/switch/switch.go | 17 +++++++++++++++++ examples/switch/switch.hash | 4 ++-- examples/switch/switch.sh | 2 ++ public/switch | 35 ++++++++++++++++++++++++++++++++--- 4 files changed, 53 insertions(+), 5 deletions(-) diff --git a/examples/switch/switch.go b/examples/switch/switch.go index 2d2ec2e..2bfcd7b 100644 --- a/examples/switch/switch.go +++ b/examples/switch/switch.go @@ -60,4 +60,21 @@ func main() { whatAmI(true) whatAmI(1) whatAmI("hey") + + // Every case includes a break by default. + // You can use the keyword 'fallthrough' to override this + // behaviour. In this example, we print 'FooBar' if num + // is even and 'Bar' if num is odd. + evenOdd := func(num int) { + switch { + case num%2 == 0: + fmt.Printf("Foo") + fallthrough + case num%2 == 1: + fmt.Printf("Bar") + } + fmt.Printf("\n") + } + evenOdd(2) + evenOdd(5) } diff --git a/examples/switch/switch.hash b/examples/switch/switch.hash index 54d2e9f..db81ec6 100644 --- a/examples/switch/switch.hash +++ b/examples/switch/switch.hash @@ -1,2 +1,2 @@ -2486fc553301cdeac9a26f3d0b3aed4143d9f4f0 -ZcDzdx3nYQn +e501748f7d89d213a594dfcc4ce48e4067fd93ea +k7kFpwIJaL5 diff --git a/examples/switch/switch.sh b/examples/switch/switch.sh index 42e5206..e8dd4f1 100644 --- a/examples/switch/switch.sh +++ b/examples/switch/switch.sh @@ -5,3 +5,5 @@ It's after noon I'm a bool I'm an int Don't know type string +FooBar +Bar \ No newline at end of file diff --git a/public/switch b/public/switch index f0eff96..64d15cf 100644 --- a/public/switch +++ b/public/switch @@ -42,7 +42,7 @@ branches.

- + 
package main
@@ -147,7 +147,7 @@ value. In this example, the variable t will have the type corresponding to its clause.

- + 
    whatAmI := func(i interface{}) {
         switch t := i.(type) {
@@ -162,6 +162,33 @@ type corresponding to its clause.

     whatAmI(true)
     whatAmI(1)
     whatAmI("hey")
+
+ + + + + + +

Every case includes a break by default. +You can use the keyword ‘fallthrough’ to override this +behaviour. In this example, we print ‘FooBar’ if num +is even and ‘Bar’ if num is odd.

+ + + + + 
    evenOdd := func(num int) {
+        switch {
+        case num%2 == 0:
+            fmt.Printf("Foo")
+            fallthrough
+        case num%2 == 1:
+            fmt.Printf("Bar")
+        }
+        fmt.Printf("\n")
+    }
+    evenOdd(2)
+    evenOdd(5)
 }
@@ -185,6 +212,8 @@ type corresponding to its clause.

I'm a bool I'm an int Don't know type string +FooBar +Bar @@ -203,7 +232,7 @@ type corresponding to its clause.