The UWIDTH Function

The UWIDTH function returns an integer value that is equal to the width in bytes of the nth UTF-8 character in a character string argument that is encoded in UTF-8.

The function type is integer.

General Format


Must be alphabetic or alphanumeric, and must contain valid UTF-8 encoded characters.
The nth UTF-8 character to locate in argument-1. argument-2 must be a positive integer and not exceed ULENGTH(argument-1), otherwise zero is returned.

Returned Value

The returned value is an integer representing the width in bytes of the nth character in argument-1.