lists

lists/go.mod

@@ -0,0 +1,3 @@
+module example.com/lists
+
+go 1.23.1

lists/main.go

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+package main
+
+import "fmt"
+
+type floatMap map[string]float64
+
+func (m floatMap) output() {
+	fmt.Println(m)
+}
+
+func main() {
+	 userNames := make([]string, 2, 5)
+
+	 userNames[0] = "Julie"
+
+	 userNames = append(userNames, "Max")
+	 userNames = append(userNames, "Manuel")
+	 
+	fmt.Println(userNames)
+
+	courseRatings := make(floatMap, 3)
+
+	courseRatings["go"] = 4.7
+	courseRatings["react"] = 4.8
+	courseRatings["angular"] = 4.7
+
+	courseRatings.output()
+
+	for index, value := range userNames {
+		fmt.Println("Index:", index)
+		fmt.Println("Value:", value)
+	}
+}

lists/maps/maps.go

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+package maps
+
+import "fmt"
+
+func main() {
+	websites := map[string]string{
+		"Google": "https://google.com",
+		"Amazon Web Services": "https://aws.com",
+	}
+	fmt.Println(websites)
+	fmt.Println(websites["Amazon Web Services"])
+
+	websites["LinkedIn"] = "https://linkedin.com"
+	fmt.Println(websites)
+
+	delete(websites, "Google")
+	fmt.Println(websites)
+}

lists/slices/lists.go

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+package lists
+
+import "fmt"
+
+func main () {
+	prices := []float64{10.99, 8.99}
+	fmt.Println(prices[0:1])
+	prices[1] = 9.99
+
+	prices = append(prices, 5.99, 12.99, 29.99, 100.10)
+	prices = prices[1:]
+	fmt.Println(prices)
+
+	discountedPrices := []float64{101.99, 80.99, 20.99}
+	prices = append(prices, discountedPrices...)
+	fmt.Println(prices)
+}
+
+// func main() {
+// 	 var productNames [4]string = [4]string{"A book"}
+// 	 prices := [4]float64{10.99, 9.99, 45.99, 20.0}
+// 	 fmt.Println(prices)
+// 	 fmt.Println(productNames)
+
+// 	 productNames[2] = "A carpet"
+
+// 	 fmt.Println(prices[2])
+
+// 	 featuredPrices := prices[1:]
+// 	 featuredPrices[0] = 199.99
+// 	 highlightedPrices := featuredPrices[:1]
+// 	 fmt.Println(highlightedPrices)
+// 	 fmt.Println(prices)
+// 	 fmt.Println(len(highlightedPrices), cap(highlightedPrices))
+// }