modify 07.1.md

eBook/examples/chapter_7/reslicing.go

@@ -0,0 +1,17 @@
+package main
+import "fmt"
+
+func main() {
+    slice1 := make([]int, 0, 10)
+    // load the slice, cap(slice1) is 10:
+    for i := 0; i < cap(slice1); i++ {
+        slice1 = slice1[0:i+1]
+        slice1[i] = i
+        fmt.Printf("The length of slice is %d\n", len(slice1))
+    }
+
+    // print the slice:
+    for i := 0; i < len(slice1); i++ {
+        fmt.Printf("Slice at %d is %d\n", i, slice1[i])
+    }
+}