IRIS Toolbox Reference Manual

## isempty

True for empty grouping object

#### Syntax

    Flag = isempty(G)

#### Input arguments

- `G` [ grouping ] - Grouping object.

#### Output arguments

- `Flag` [ `true` | `false` ] - True if `G` is an empty grouping object.

#### Description

#### Example

    g = grouping();
    isempty(g)
    ans =
         1

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