Remove bash argument

remove_arg.sh

#!/usr/bin/env bash

#
# Remove any argument matching --env= and prepend --env=test
#

args=("$@")

idx=0

for arg in "${args[@]}"; do
    if echo "$arg" | grep -i "^\-\-env=" >/dev/null; then
        unset args[$idx]
    fi
    let idx++
done

args=("--env=test" "${args[@]}")

other_app_to_call "${args[@]}"