Meanwhile in zsh $ if (( $var < 21 )); then echo "smaller"; fi smaller $ if [[ $var < 21 ]]; then echo "smaller"; fi smaller $ if [[ $var <

Meanwhile in zsh $ if (( $var < 21 )); then echo "smaller"; fi smaller $ if [[ $var < 21 ]]; then echo "smaller"; fi smaller $ if [[ $var < 21 ]] { echo "smaller" } smaller