remove number for source

src/for/for.go

@@ -0,0 +1,34 @@
+// ## For
+
+// `for` is Go's only looping construct. Here are
+// two common forms.
+package main
+
+import "fmt"
+
+func main() {
+
+    // Initialize `i` with `1` and loop until it's 10.
+    i := 1
+    for i <= 3 {
+        fmt.Print(i)
+        i = i + 1
+    }
+
+    // That type of loop is common. We can do it on one
+    // line.
+    for j := 1; j <= 3; j++ {
+        fmt.Print(j)
+    }
+
+    // `for` without a condition will loop until you
+    // `return`.
+    for {
+        fmt.Println()
+        return
+    }
+}
+
+// We'll see other `for` forms latter.
+
+// todo: break out of for loop?

src/for/for.sh

@@ -0,0 +1,2 @@
+$ go run for.go 
+123123