Wrapper for getting fsl help

This function takes in the function and returns the help from FSL for that function

fslhelp(func_name, help.arg = "--help", extra.args = "")

Arguments

func_name

FSL function name

help.arg

Argument to print help, usually "--help"

extra.args

Extra arguments to be passed other than --help

Value

Prints help output and returns output as character vector