Booleans and if function

docs/syntax.md

@@ -17,4 +17,16 @@ Example: `print var`
 
 Changes the value of an already created value.
 
-Example `set var = "World"`
+Example: `set var = "World"`
+
+## if bool
+
+Runs code if a boolean is true.
+
+Example: 
+```
+create *1 bool = true
+if bool {
+  set var = "BASM!"
+}
+```