How does this script for naming iTerm tabs work?

Question

I\'m trying to name my iTerm tabs and found this link. Here is the pertinent part of the guy\'s post:

I wrote a simple script, which I call “nametab”, whi

Answer 1

rename_tab () {
    TEXT=$1
    export PROMPT_COMMAND='echo -ne "\033]0;${TEXT}\007"'
}

This is a function. You can add it to your ~/.bashrc (or something similar, like a ~/.bash_profile). To rename the tabs, you can then do this:

$ rename_tab 'NEW NAME HERE'