Re: test '-v' - associative vs. normal array discrepancy - a bug ?

[Eduardo A . Bustamante López]

On Wed, Nov 19, 2014 at 10:32:52PM +0100, Piotr Grzybowski wrote:
>  I do understand your point. Dont you understand the need to check in
> a simple (I know, nothing works, nothing is simple ;-)) way that given
> variable has value? no matter what it is?

there:

is_defined3() {
    { declare -p -- "$1" && ! declare -fp -- "$1"; } 2>/dev/null >&2
}

works for strings, arrays and associative arrays. No need for hacks like eval,
${!var}, or a need to add a new operator to bash's test.