Function isNumber

static/editor.md/lib/codemirror/mode/solr/solr.js:21–23

(word)

  var isOperatorString = /^(OR|AND|NOT|TO)$/i;

  function isNumber(word) {
    return parseFloat(word, 10).toString() === word;
  }

  function tokenString(quote) {
    return function(stream, state) {