Function createAnchor

06.Router/basic/js/vue.js:1444–1448

* Create an "anchor" for performing dom insertion/removals. * This is used in a number of scenarios: * - fragment instance * - v-html * - v-if * - v-for * - component * * @param {String} content * @param {Boolean} persist - IE trashes empty textNodes on *

(content, persist)

   */

  function createAnchor(content, persist) {
    var anchor = config.debug ? document.createComment(content) : document.createTextNode(persist ? ' ' : '');
    anchor.__v_anchor = true;
    return anchor;
  }

  /**
   * Find a component ref attribute that starts with $.