Update README

1 files changed, 52 insertions, 3 deletions

diff --git a/README.md b/README.md
index fc407ed..deaeeaf 100644
--- a/README.md
+++ b/README.md
@@ -45,11 +45,60 @@ This will print two JSON arrays to stdout.
 Fixgen comes with the following built-in types:
 
 - name
+
+```sh
+$ fixgen 'user (1): id name'
+id
+John
+```
+
 - uuidv4
+
+```sh
+$ fixgen 'user (1): id uuiv4'
+id
+6ebe54f5-24b3-43ae-a9e4-f91c481755e
+```
+
 - int(min,max)
-- constants, defined using quotes I.E. `$ fixgen 'user (1): id uuiv4, name "Bob"'`
-- ("multiple","choices")
-- increment, `$ fixgen 'user (4): id increment' -> id\n1\n2\n3\n4
+
+```sh
+$ fixgen 'amount (2): number int(2,40)'
+number
+2
+37
+```
+
+- constants
+
+```sh
+$ fixgen 'user (2): name "Bob"'
+user
+Bob
+Bob
+```
+
+- Union
+
+```sh
+$ fixgen 'purchase (4): currency ("SEK","MXN","USD")'
+user
+SEK
+USD
+MXN
+MXN
+```
+
+- increment
+
+```sh
+$ fixgen 'user (4): id increment'
+id
+1
+2
+3
+4
+```
 
 ## Development - Prerequisites