on-the-fly editor

noun
UK /ɒn ðə flaɪ ˈɛdɪtə/
US /ɑn ðə flaɪ ˈɛdɪtər/

A tool that lets you change things right away while you are working.

The on-the-fly editor let her fix the spelling mistake without stopping her game.


OTHER MEANINGS

2. A program feature that changes code as soon as you type it.

The on-the-fly editor highlighted the error the moment he typed it.

3. A person who makes quick changes during a live show or event.

The on-the-fly editor adjusted the captions during the broadcast.

4. A small pop-up box for making fast changes to a picture or document.

She used the on-the-fly editor to crop the photo in seconds.