examples/entities: fix compile error in README code

Author: markus-wa

examples/entities/README.md

@@ -812,14 +812,12 @@ This example prints the life-cycle of all AWPs during the game - i.e. who picked
 
 ```go
 p.RegisterEventHandler(func(events.DataTablesParsed) {
-	// DataTablesParsed has been sent out, register entity-creation handler
-	p.ServerClasses().FindByName("CWeaponAWP").OnEntityCreated(func(entity *st.Entity) {
-		// Register update-hander on the owning entity (player who's holding the AWP)
-		entity.FindPropertyI("m_hOwnerEntity").OnUpdate(func(val st.PropertyValue) {
-			owner := p.GameState().Participants().FindByHandle(val.IntVal)
-			if owner != nil {
+	p.ServerClasses().FindByName("CWeaponAWP").OnEntityCreated(func(ent st.Entity) {
+		ent.Property("m_hOwnerEntity").OnUpdate(func(val st.PropertyValue) {
+			x := p.GameState().Participants().FindByHandle(val.IntVal)
+			if x != nil {
 				var prev string
-				prevHandle := entity.FindPropertyI("m_hPrevOwner").Value().IntVal
+				prevHandle := ent.Property("m_hPrevOwner").Value().IntVal
 				prevPlayer := p.GameState().Participants().FindByHandle(prevHandle)
 				if prevPlayer != nil {
 					if prevHandle != val.IntVal {
@@ -830,7 +828,7 @@ p.RegisterEventHandler(func(events.DataTablesParsed) {
 				} else {
 					prev = "a brand new"
 				}
-				fmt.Printf("%s picked up %s AWP (#%d)\n", owner.Name, prev, entity.ID())
+				fmt.Printf("%s picked up %s AWP (#%d)\n", x.Name, prev, ent.ID())
 			}
 		})
 	})