`(u)=horzcat(a, b, c, d, ...)`

Inputs | |

`{a, b, c, d, ..}` |
Arrays of the same size except along the second dimension. |

`u` |
The array obtained by concatenation of the inputs along the second dimension. |

If the inputs are all matrices with the same number of rows, the result is the same as the expression

`[a b c d ...]`

.