# \[Solved\] Variable empty - affect value to globale variable through function

**URL:** <https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310>\
**Category:** Questions about Thunkable X\
**Tags:** variables, function\
**Created:** [October 19, 2023, 7:33am UTC](https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310 "2023-10-19T07:33:28Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![papi-yassinewa](https://avatars.discourse-cdn.com/v4/letter/p/ed655f/32.png) [@papi-yassinewa](https://community.thunkable.com/u/papi-yassinewa)\
**Post date:** [October 19, 2023, 7:33am UTC](https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310/1 "2023-10-19T07:33:28Z")

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Hello,

I have a problem to affect value to a variable through function, here my blocks with json

 ![Blocks](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/1/c/1cf754da2cdd3208dbc3aec6c8c49746853f489b.png)  
 ![json](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/8/5/85832d658e85784c598176e220aceaf743586f0c.png)

thx in advance for help!

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**Author:** ![tatiang](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/tatiang/32/55482_2.png) [@tatiang](https://community.thunkable.com/u/tatiang)\
**Post date:** [October 19, 2023, 7:46am UTC](https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310/2 "2023-10-19T07:46:40Z")

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I think your function is correct but you are assigning the variable to a label when the function may not have completed yet.

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**Author:** ![jared](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/jared/32/138473_2.png) [@jared](https://community.thunkable.com/u/jared)\
**Post date:** [October 19, 2023, 11:13am UTC](https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310/3 "2023-10-19T11:13:16Z")

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You probably want `features[0]` but you are requesting `features[1]’

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**Author:** ![papi-yassinewa](https://avatars.discourse-cdn.com/v4/letter/p/ed655f/32.png) [@papi-yassinewa](https://community.thunkable.com/u/papi-yassinewa)\
**Post date:** [October 19, 2023, 1:04pm UTC](https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310/4 "2023-10-19T13:04:09Z")

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Thx Tatiang, I added a wait block with 0.03 and now all it’s OK!

 ![image](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/8/3/8358c6634a75595b62a020220fb23013d5a57809.png)

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<div class="post-metadata">

**Author:** ![papi-yassinewa](https://avatars.discourse-cdn.com/v4/letter/p/ed655f/32.png) [@papi-yassinewa](https://community.thunkable.com/u/papi-yassinewa)\
**Post date:** [October 19, 2023, 1:05pm UTC](https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310/5 "2023-10-19T13:05:28Z")

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Thx for your help 🙂  
tatiang was right

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**Author:** ![matt\_conroy](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/matt_conroy/32/150843_2.png) [@matt\_conroy](https://community.thunkable.com/u/matt_conroy)\
**Post date:** [October 19, 2023, 1:29pm UTC](https://community.thunkable.com/t/solved-variable-empty-affect-value-to-globale-variable-through-function/2652310/6 "2023-10-19T13:29:02Z")

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