var json2 =({
  "?xml": {
    "@version": "1.0",
    "@encoding": "UTF-8"
  }/* edited with XMLSPY v2004 rel. 3 U (http://www.xmlspy.com) by barry (Intel Ireland) */,
  "text": {
    "heading1": {
      "@fieldnumber": "0",
      "#text": "目的"
    },
    "objective": {
      "@fieldnumber": "1",
      "#text": "学习勾股定理。"
    },
    "heading2": {
      "@fieldnumber": "2",
      "#text": "总结"
    },
    "summary": {
      "@fieldnumber": "3",
      "#cdata-section": "&#187;  勾股定理应用于所有直角三角形。\n<br>&#187;  该定理指出在直角三角形中，斜边为h，则h² = a² + b²。\n<br>&#187;  换言之，斜边平方等于另两边平方的和。"
    }
  }
});
