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Returns true (.T.) if the first byte of the first character in a character expression is the lead byte of a double-byte character.
ISLEADBYTE(cExpression) |
Parameters
- cExpression
- Specifies the character expression that ISLEADBYTE(В ) evaluates. Any bytes after the first byte in the first character in cExpression are ignored.
Return Value
Logical
Remarks
ISLEADBYTE(В ) returns true (.T.) if the first byte of the first character in a character expression is the lead byte in a double-byte character. If ISLEADBYTE(В ) returns false (.F.), the character being tested is a single-byte character.
This function is useful for manipulating double-byte character sets for languages such as Hiragana and Katakana.