dash.is.uniqueSet

Test if input has repeated elements

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Syntax

tf = dash.is.uniqueSet(X)
tf = dash.is.uniqueSet(X, true)
[tf, repeat] = dash.is.uniqueSet(…)

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Description

tf = dash.is.uniqueSet(X)

Returns true if a vector contains repeated values. Otherwise, returns false.

tf = dash.is.uniqueSet(X, true)

Returns true if a matrix contains repeated rows. Otherwise, returns false.

[tf, repeat] = dash.is.uniqueSet(…)

Also returns the indices to the first set of repeated values.

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Input Arguments

X

X

vector | matrix

The input being tested

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Output Arguments

tf

tf

scalar logical

True if X has repeated values. Otherwise, false

repeat

repeat

vector, linear indices

The indices of the first set of repeated values.