I need a number input from the user. How can I check whether this has been given? I’ve already set the keyboard to numeric, but users could still input non-number entries. In that case I would like to set a certain label text to: “Please enter a number.”

How to check if text input is a number?

domhnallohanlon February 24, 2020, 5:14pm 3

As a work-around you can multiply your input by 1 to “sanitise” the user data like this:

How to check if a text input is number

Limit of Math Is even function

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