# Flow/global variables

**URL:** <https://discourse.nodered.org/t/flow-global-variables/18777>\
**Category:** General\
**Created:** [4 December 2019 06:24 UTC](https://discourse.nodered.org/t/flow-global-variables/18777 "2019-12-04T06:24:55Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![iotkismec](https://avatars.discourse-cdn.com/v4/letter/i/3be4f8/32.png) [@iotkismec](https://discourse.nodered.org/u/iotkismec)\
**Post date:** [4 December 2019 06:24 UTC](https://discourse.nodered.org/t/flow-global-variables/18777/1 "2019-12-04T06:24:55Z")

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How to refresh flow/global variables value? For my project, need two times of inject to get the latest value inside flow/global variables.

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**Author:** ![Colin](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/colin/32/17040_2.png) [@Colin](https://discourse.nodered.org/u/Colin)\
**Post date:** [4 December 2019 07:27 UTC](https://discourse.nodered.org/t/flow-global-variables/18777/2 "2019-12-04T07:27:19Z")

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Create a very simple flow showing the problem so we can see what you mean.