Implement character length validation in a Canvas Power App | Power Platform


D365 Demystified

Often times, you want to know the size of text entered in a field and want to indicate a user that they need to restrict the text to your specific size, like Twitter. And make sure the user is restricted within the limits. So, I’ve added a button to show that validation –

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And you want to dynamically check the length as you type to see how much is remaining
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And maybe also add some validation like disabling the button if the limit is reached
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Let’s look at how we can implement this in Canvas Power App!

Setup

Let’s get to building this out!

  1. Let’s say you have a Text Input. I’ve simply called it “Message
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  2. Then, I have the Label field called as “CharLength“. This will be a place holder for our counter of characters in the Message textbox.
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  3. And finally, a Submit button which…

View original post 340 more words

Author: Nishant Rana

I love working in and sharing everything about Microsoft.NET technology !

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