R: Check Values

is.number {splus2R} | R Documentation

## Check Values

### Description

Returns a logical vector describing if a numeric elements is a number.

### Usage

    is.number(x)

### Arguments

`x` | numeric vector

### Details

`is.number` is `TRUE` if the value is numeric or complex and is not missing (`NA` or `NaN`).

### Examples

    is.number(32)
    # [1] TRUE
    is.number(matrix(1:20, nrow=2))
    #      [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10]
    # [1,] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE  TRUE
    # [2,] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE  TRUE
    is.number(list(matrix(1:20, nrow=2), 1:4))
    # [1] TRUE TRUE
    is.number('s')
    # [1] TRUE

[Package splus2R version 1.2-2 Index]