src/compile/references.js
function(key) {

      if (!utils.isArray(key)) key = [key]

      utils.forEach(key, function(key) {
        this.config.unescape[key] = true
      }, this)

    }
function(key) {

      if (!utils.isArray(key)) key = [key]

      utils.forEach(key, function(key) {
        this.config.unescape[key] = true
      }, this)

    }
function ( key ) { if ( ! utils . isArray ( key ) ) key = [ key ] utils . forEach ( key , function ( key ) { this . config . unescape [ key ] = true } , this ) }
增加某些函数，不需要执行html转义
增加某些函数，不需要执行html转义