# Check designs: size and colnames

### Description

Check designs: size and colnames.

### Usage

1 |

### Arguments

`X` |
Design or grid object. |

`XNew` |
Matrix containing (as rows) the points where
interpolation must be done, or numeric vector with length |

`...` |
Other arguments to be passed to methods. |

### Details

Check that the objects `XNew`

and `X`

are compatible
for interpolation.

### Value

A list with a matrix element `XNew`

corresponding to
the wanted matrix possibly coerced and with colnames matching
those of `X`

.

### Note

The order of the two formal arguments has been changed in version 0.0-4. Former code using positional matching may lead to unexpected results.

### Examples

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