From 82d6a3e72c6f79fc35c6023b1da80980307ad699 Mon Sep 17 00:00:00 2001
From: Hakan Bayindir <hakan@bayindir.org>
Date: Wed, 14 Sep 2022 14:06:59 +0300
Subject: [PATCH] Start adding chapter 8 examples.

This commit adds first part of the chapter 8 examples.
---
 README.md                     | 15 ++++++++-------
 src/chapter8/01-strings_01.go | 22 ++++++++++++++++++++++
 2 files changed, 30 insertions(+), 7 deletions(-)
 create mode 100644 src/chapter8/01-strings_01.go

diff --git a/README.md b/README.md
index 6d0840e..208738c 100644
--- a/README.md
+++ b/README.md
@@ -4,13 +4,14 @@ This repository contains the code I've written throughout reading the "Introduci
 
 The chapters are organized as follows:
 
-- Chapter 1: Getting Started
-- Chapter 2: Types 
-- Chapter 3: Variables
-- Chapter 4: Control Structures
-- Chapter 5: Arrays, Slices and Maps.
-- Chapter 6: Functions
-- Chapter 7: Structs and Interfaces
+- Chapter 01: Getting Started
+- Chapter 02: Types 
+- Chapter 03: Variables
+- Chapter 04: Control Structures
+- Chapter 05: Arrays, Slices and Maps.
+- Chapter 06: Functions
+- Chapter 07: Structs and Interfaces
+- Chapter 08: Packages
 
 The `src/extracurricular` folder contains code examples which explore the language behavior, but don't follow the book. It contains the curiosities I stumbled upon during the learning journey.
 
diff --git a/src/chapter8/01-strings_01.go b/src/chapter8/01-strings_01.go
new file mode 100644
index 0000000..1384baa
--- /dev/null
+++ b/src/chapter8/01-strings_01.go
@@ -0,0 +1,22 @@
+package main
+
+import (
+    "fmt"
+    "strings"
+)
+
+// This file contains some Strings package functions to showcase what Go can do.
+func main() {
+    // Let's start with strings.Contains
+    // Contains(str, substr string) bool
+    fmt.Println(strings.Contains("test", "es")) // Shall return true.
+
+    // Count(str, substr string) int
+    fmt.Println(strings.Count("test", "t")) // Shall return 2.
+
+    // HasPrefix(str, prefix string) bool.
+    fmt.Println(strings.HasPrefix("test", "te")) // Shall return true.
+
+    // HasSuffix(str, suffix string) bool.
+    fmt.Println(strings.HasSuffix("test", "st")) // Shall return true.
+}
-- 
2.45.2