通过

HASVALUE Function (BLOB)

  • 项目

Determines whether a binary large object (BLOB) has a value.

HasValue := Blob.HASVALUE

Parameters

  • Blob
    Type: BLOB The BLOB that you want to check.

Property Value/Return Value

Type: Boolean

true if the BLOB has a value; otherwise, false.

See Also

Reference

BLOB Data Type