Go if 语句

package main



import "fmt"



func main() {

   /* local variable definition */

   var a int = 10



   /* check the boolean condition using if statement */

   if( a < 20 ) {

      /* if condition is true then print the following */

      fmt.Printf("a is less than 20\n" )

   }

   fmt.Printf("value of a is : %d\n", a)

}