Initial project import

tools/v/examples/json.v

@@ -0,0 +1,40 @@
+import json
+
+struct User {
+	name string
+	age  int
+mut:
+	is_registered bool
+}
+
+fn main() {
+	s := '[{ "name":"Frodo", "age":25}, {"name":"Bobby", "age":10}]'
+	mut users := json.decode([]User, s) or {
+		eprintln('Failed to parse json')
+		return
+	}
+	for user in users {
+		println('${user.name}: ${user.age}')
+	}
+	println('')
+	for i, user in users {
+		println('${i}) ${user.name}')
+		if !user.can_register() {
+			println('Cannot register ${user.name}, they are too young')
+		} else {
+			users[i].register()
+			println('${user.name} is registered')
+		}
+	}
+	// Let's encode users again just for fun
+	println('')
+	println(json.encode(users))
+}
+
+fn (u User) can_register() bool {
+	return u.age >= 16
+}
+
+fn (mut u User) register() {
+	u.is_registered = true
+}