searbe

<?php

/**
 * I had to parse an XLSX spreadsheet (which should damn well have been a CSV!)
 * but the usual tools were hitting the memory limit pretty quick. I found that
 * manually parsing the XML worked pretty well. Note that this, most likely,
 * won't work if cells contain anything more than text or a number (so formulas,
 * graphs, etc ..., I don't know what'd happen).
 */