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-rw-r--r--v_windows/v/old/examples/json.v40
1 files changed, 40 insertions, 0 deletions
diff --git a/v_windows/v/old/examples/json.v b/v_windows/v/old/examples/json.v
new file mode 100644
index 0000000..841d9e2
--- /dev/null
+++ b/v_windows/v/old/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
+}