IsBlankImageExpress()

Description

Detects whether the image of a specified index is blank.

Syntax

.IsBlankImageExpress(sImageIndex);

Parameters

<short> sImageIndex: specifies the index of image in buffer. The index is 0-based.

Return value

bool

'true' means the image is blank.

When an error occurs, check ErrorCode or ErrorString for error information.

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