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Author: GoesToEleven

000_temp/63-fall-2018/010-hands-on/02/main.go

@@ -0,0 +1,16 @@
+package main
+
+import "fmt"
+
+func main() {
+	foo()
+}
+
+
+// func receiver identifier(parameters) return(s) {code}
+
+func foo() {
+	x := "James Bond"
+	y := 32
+	fmt.Println(x, y)
+}

000_temp/63-fall-2018/010-hands-on/03/main.go

@@ -0,0 +1,21 @@
+package main
+
+import "fmt"
+
+func main() {
+
+	// when we call a func, we pass in ARGUMENTS
+	foo("Todd", 42)
+	foo("James", 32)
+	foo("Jenny", 27)
+	foo("Cole", 19)
+}
+
+
+// func
+// modularize our code and DRY (don't repeat yourself)
+// funcs are defined with parameters
+// parameters specify a VALUE of a certain TYPE to be passed in when the func is called
+func foo(x string, y int) {
+	fmt.Println(x, y)
+}

000_temp/63-fall-2018/010-hands-on/04/main.go

@@ -0,0 +1,14 @@
+package main
+
+import "fmt"
+
+func main() {
+	z := foo(40, 45)
+	fmt.Println(z)
+}
+
+
+// func receiver identifier(parameters) returns {code}
+func foo(x int, y int) int {
+	return x * y
+}

000_temp/63-fall-2018/010-hands-on/05/main.go

@@ -0,0 +1,15 @@
+package main
+
+import "fmt"
+
+func main() {
+	x := foo("Todd")
+	fmt.Println(x)
+}
+
+
+// func receiver identifier(parameters) returns {code}
+func foo(s string) string {
+	//return fmt.Sprint("Hello ", s, "!")
+	return "Hello " + s + "!"
+}

000_temp/63-fall-2018/011-loops/main.go

@@ -0,0 +1,15 @@
+package main
+
+import "fmt"
+
+func main() {
+	foo()
+}
+
+
+// func receiver identifier(parameters) returns {code}
+func foo() {
+	for i := 0; i <= 100; i++ {
+		fmt.Println(i)
+	}
+}

000_temp/63-fall-2018/012-conditional/main.go

@@ -0,0 +1,17 @@
+package main
+
+import "fmt"
+
+func main() {
+	foo()
+}
+
+
+// func receiver identifier(parameters) returns {code}
+func foo() {
+	for i := 0; i <= 100; i++ {
+		if i % 2 == 0 {
+			fmt.Println(i)
+		}
+	}
+}

000_temp/63-fall-2018/013-slice/main.go

@@ -0,0 +1,20 @@
+package main
+
+import "fmt"
+
+func main() {
+	xi := []int{2,3,4,5,6,7,8}
+	fmt.Println(xi)
+
+	for i, v := range xi {
+		fmt.Println(i, v)
+	}
+
+	xs := []string{"James", "Jenny", "M", "Q"}
+
+	fmt.Println(xs)
+
+	for i, v := range xs {
+		fmt.Println(i, v)
+	}
+}

000_temp/63-fall-2018/014-maps/main.go

@@ -0,0 +1,12 @@
+package main
+
+import "fmt"
+
+func main() {
+	m := map[string]int{"James":32, "Jenny":27,}
+	fmt.Println(m)
+
+	for k, v := range m {
+		fmt.Println(k, v)
+	}
+}

000_temp/63-fall-2018/015-struct/main.go

@@ -0,0 +1,45 @@
+package main
+
+import "fmt"
+
+type person struct {
+	first string
+	last string
+	age int
+	sayings []string
+}
+
+func main() {
+	p1 := person{
+		first: "James",
+		last: "Bond",
+		age: 32,
+		sayings: []string{"Shaken, not stirred", "Bond, James Bond",},
+	}
+	fmt.Println(p1)
+
+	p2 := person{
+		first: "Jenny",
+		last: "Moneypenny",
+		age: 27,
+		sayings: []string{"Danger knows no gender", "A woman's place is in control",},
+	}
+	fmt.Println(p2)
+
+	xp := []person{p1, p2}
+
+	fmt.Println("---------")
+	for i, v := range xp {
+		fmt.Println(i, v, v.first)
+		for j, w := range v.sayings {
+			fmt.Println(j, w)
+		}
+	}
+	fmt.Println("---------")
+
+	m := map[string]person{"James":p1, "Jenny":p2,}
+
+	for k, p := range m {
+		fmt.Println(k, p)
+	}
+}