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Example demonstrates usage of if, elseif and else clause in go. if-elseif-else program demonstrates the conditional statements in the Go programming language. In this program evenOdd function will explain if else block and signToWord program demonstrates if-elseif-else block. Click here to learn more
package main
import "fmt"
func main() {
// It will demonstrate if-else statements
evenOdd()
// It will demonstrate if-elseif-else statements
signToWord()
//Special case when accessing a key from Map
//which is not present in Map
alphabets := make(map[string]string)
alphabets["A"] = "Apple"
if value, isSuccessful := alphabets["A"]; isSuccessful {
fmt.Println(value)
}
}
func evenOdd() {
for n := 1; n <= 10; n++ {
if n%2 == 0 {
fmt.Printf("Number %d is Even", n)
} else {
fmt.Printf("Number %d is Odd", n)
}
fmt.Println()
}
}
func signToWord() {
var sign string = "="
if sign == "=" {
fmt.Printf("Sign %s is equal to", sign)
} else if sign == "<" {
fmt.Printf("Sign %s is less than", sign)
} else {
fmt.Printf("Not a valid sign")
}
fmt.Println()
}
Number 1 is Odd
Number 2 is Even
Number 3 is Odd
Number 4 is Even
Number 5 is Odd
Number 6 is Even
Number 7 is Odd
Number 8 is Even
Number 9 is Odd
Number 10 is Even
Sign = is equal to
Apple
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