IsNumeric Function

Determines if the character is a valid numeric digit.

Pascal

function IsNumeric(
    AChar: Char
): Boolean; overload;

Parameters

Parameters	Description
AChar	Character to examine for a valid numeric digit.

Returns

Boolean - True when the character is a valid numeric digit.

Description

IsNumeric is an overloaded Boolean function used to determine if the character in AChar is a valid numeric digit. IsNumeric returns True when Achar contains one of the following characters:

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