created: 20140512103123179
modified: 20150203191918000
tags: [[Filter Operators]] [[Order Operators]]
caption: before
title: before Operator
type: text/vnd.tiddlywiki
op-purpose: find which input title precedes a specified one
op-input: a [[selection of titles|Title Selection]]
op-parameter: one of those titles
op-parameter-name: T
op-output: the title that immediately precedes <<.place T>> in the input

If <<.place T>> is not present in the input, or is the first title there, then the output is empty.

<<.operator-examples "before">>
