nextpow2 next higher power of 2.

## Syntax

    t=nextpow2(x)

## Arguments

x

  real vector or matrix

p

  integer vector or matrix

## Description

If `x` is a scalar, `nextpow2(x)` returns the first `p` such that `2^p >= abs(x)` .if `x` is a vector or a matrix `nextpow2(x)` applies element-wise.

## Examples

    nextpow2(127)
    nextpow2(128)
    nextpow2(0:10)

## See also

- log2
- nearfloat
- bitstring