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Comprobar se unha expresión é un número

Publicada el febrero 18, 2021Actualizado el marzo 6, 2021por adminCategorías:Gambas

Para comprobar se unha expresión é un número, tes dúas funcións coa seguinte sintaxe:

IsNumber(expression) Number?(expression)

Exemplo:
Message(IsNumber(1))

Podes ver o meu vídeo en:

https://youtu.be/R41uQ-ZE_MY

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