Topic Path: Symbol Reference > Functions > IsASCII Function (Byte)
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IsASCII Function
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Determines if the byte value can be represented using characters from the US-ASCII character set.

File

IdGlobal

Pascal
function IsASCII(
    const AByte: Byte
): Boolean; overload;
Parameters
Parameters 
Description 
AByte 
Value to examine. 
Returns

Boolean - True when the byte <= 7F Hex.

Description

IsASCII is an overloaded Boolean function used to determine if the Byte value in AByte can be represented using characters from the US-ASCII character set. 

IsASCII returns True when AByte is less than or equal to the hex value 7F (Decimal 127). 

Use the overloaded IsASCII function to determine if TIdBytes values can be represented in the US-ASCII character set.

See Also

IsASCII

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