Function d3_time_formatLookup

explainshell/web/static/js/d3.v3.js:8032–8036

(names)

    return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i");
  }
  function d3_time_formatLookup(names) {
    var map = new d3_Map(), i = -1, n = names.length;
    while (++i < n) map.set(names[i].toLowerCase(), i);
    return map;
  }
  function d3_time_formatPad(value, fill, width) {
    value += "";
    var length = value.length;