无文本是返回 null

e6868f77 · techird · c88ca277 · e6868f77
Commit e6868f77 authored Jan 04, 2015 by techird
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node.js src/core/node.js +1 -1

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--- a/src/core/node.js
+++ b/src/core/node.js
@@ -138,7 +138,7 @@ define(function(require, exports, module) {
         * @return {String}
         */
        getText: function() {
-            return this.data.text || '';
+            return this.data.text || null;
        },
        /**