Answers for "option select all in select2"

select2 find option by value

$('#Select2ID option[value="actualVal"]).text()

select2 .select2-results .select2-highlighted

#menuOption1-container  .select2-results__option--highlighted {
    background-color: #50831F !important;
}

#menuOption2-container  .select2-results__option--highlighted {
   background-color: #28915F !important;
}