lean into examples

examples/if-else/if-else.go

@@ -0,0 +1,23 @@
+// If/else in Go is straight-forward.
+
+package main
+
+import "fmt"
+
+func main() {
+    // If/else is straight-forward. Note that there are no
+    // enclosing parentheses around the condition.
+    // Also, there is no ternary operator (`?`) in Go.
+    fmt.Print("7 is ")
+    if 7%2 == 0 {
+        fmt.Println("even")
+    } else if 7%2 == 1 {
+        fmt.Println("odd")
+    } else {
+        fmt.Println("???")
+    }
+}
+
+// There is no ternary operator (i.e. `?`) in Go, so
+// you'll need to use a full if/else even for very basic
+// conditions.

examples/if-else/if-else.sh

@@ -0,0 +1,2 @@
+$ go run if-else.go
+7 is odd