Programming

Shifting and Sorting Matrices

You can sort matrices, multidimensional arrays, and cell arrays of strings along any dimension and in ascending or descending order of the elements. The sort functions also return an optional array of indices showing the order in which elements were rearranged during the sorting operation.

This section covers

• Shift and Sort Functions
• Shifting the Location of Matrix Elements
• Sorting the Data in Each Column
• Sorting the Data in Each Row
• Sorting Row Vectors

Shift and Sort Functions

Use these functions to shift or sort the elements of a matrix.

Function	Description
circshift	Circularly shift matrix contents.
sort	Sort array elements in ascending or descending order.
sortrows	Sort rows in ascending order.
issorted	Determine if matrix elements are in sorted order.

Preallocating Memory

Shifting the Location of Matrix Elements

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