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ISLEADBYTE( ) Function

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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)

Return Values

Logical

Parameters

  • cExpression
    Specifies the character expression that ISLEADBYTE( ) evaluates. Any bytes after the first byte in the first character in cExpression are ignored.

Remarks

ISLEADBYTE( ) 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( ) 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.

See Also

ISALPHA( ) Function | ISDIGIT( ) Function | ISLOWER( ) Function | ISUPPER( ) Function