bi.button,bi.text, bi.label,bi.html_label等支持直接写text

src/core/h.js

@@ -39,7 +39,13 @@ BI.h = function (type, props, children) {
             right: children
         }, props);
     }
+    if (children.length === 1 && BI.isKey(children[0])) {
         return BI.extend({
             type: type
-    }, children.length > 0 ? {items: children} : {}, props);
+        }, { text: children[0] }, props);
+    }
+
+    return BI.extend({
+        type: type
+    }, children.length > 0 ? { items: children } : {}, props);
 };