Internet Direct (Indy) Version 9.0.2 Beta
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Reference
IsNumeric
Unit: IdGlobal
Determines if a character is a numeric digit.
function
IsNumeric(c: char): Boolean;
function
IsNumeric(
const
AString:
string
): Boolean;
Parameters
c: char
Character to be examined.
Returns
Boolean - True if the character is a numeric digit.
Description
IsNumeric
is a Boolean function that indicates if the character in c contains a numeric digit in the range '0'..'9'.