E.g, `:alias only_first js -p window.alert(JS_ARG.split('|')[0])` `:only_first this bit | not this`.
NB: untested, posted from 'phone.
E.g, `:alias only_first js -p window.alert(JS_ARG.split('|')[0])` `:only_first this bit | not this`.
NB: untested, posted from 'phone.