# Perspective: Binding efficiency between using Expression and Indirect Tag + Expression tranform

**URL:** <https://forum.inductiveautomation.com/t/perspective-binding-efficiency-between-using-expression-and-indirect-tag-expression-tranform/38881>\
**Category:** Ignition\
**Tags:** perspective, ignition80\
**Created:** [September 21, 2020, 1:16am UTC](https://forum.inductiveautomation.com/t/perspective-binding-efficiency-between-using-expression-and-indirect-tag-expression-tranform/38881 "2020-09-21T01:16:22Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![weertske](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/weertske/32/3353_2.png) [@weertske](https://forum.inductiveautomation.com/u/weertske)\
**Post date:** [October 5, 2020, 6:10pm UTC](https://forum.inductiveautomation.com/t/perspective-binding-efficiency-between-using-expression-and-indirect-tag-expression-tranform/38881/5 "2020-10-05T18:10:06Z")

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Please take a look at my new post, " [Perspective property binding with expression transform behaves differently than equivalent expression](http://forum.inductiveautomation.com/t/perspective-property-binding-with-expression-transform-behaves-differently-than-equivalent-expression/39382)"

I could use your input. Thanks.

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