Geometry XML and Json exported by ArcGIS Pro SDK

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round

XML

<PolygonN xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:typens="http://www.esri.com/schemas/ArcGIS/3.1.0" xsi:type="typens:PolygonN">
<HasID>false</HasID>
<HasZ>false</HasZ>
<HasM>false</HasM>
<Extent xsi:type="typens:EnvelopeN">
<XMin>26.309292532439315</XMin>
<YMin>101.3287034164434</YMin>
<XMax>118.61051878831529</XMax>
<YMax>193.62992967231938</YMax>
</Extent>
<RingArray xsi:type="typens:ArrayOfRing">
<Ring xsi:type="typens:Ring">
<SegmentArray xsi:type="typens:ArrayOfSegment">
<Segment xsi:type="typens:CircularArc">
<FromPoint xsi:type="typens:PointN">
<X>100.59843110429217</X>
<Y>110.89923346729206</Y>
</FromPoint>
<ToPoint xsi:type="typens:PointN">
<X>100.59843110429217</X>
<Y>110.89923346729206</Y>
</ToPoint>
<CenterPoint xsi:type="typens:PointN">
<X>72.459905660377302</X>
<Y>147.47931654438139</Y>
</CenterPoint>
<IsCounterClockwise>false</IsCounterClockwise>
<IsMinor>false</IsMinor>
<IsLine>false</IsLine>
</Segment>
</SegmentArray>
</Ring>
</RingArray>
<KnownSimple>false</KnownSimple>
</PolygonN>

Json

{
  "curveRings": [
    [
      [
        100.59843110429217,
        110.89923346729206
      ],
      {
        "a": [
          [
            100.59843110429217,
            110.89923346729206
          ],
          [
            72.459905660377302,
            147.47931654438139
          ],
          0,
          1
        ]
      }
    ]
  ]
}

oval

XML

<PolygonN xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:typens="http://www.esri.com/schemas/ArcGIS/3.1.0" xsi:type="typens:PolygonN">
<HasID>false</HasID>
<HasZ>false</HasZ>
<HasM>false</HasM>
<Extent xsi:type="typens:EnvelopeN">
<XMin>251.60978917628887</XMin>
<YMin>12.176580549794316</YMin>
<XMax>282.48917239337885</XMax>
<YMax>105.79047954003056</YMax>
</Extent>
<RingArray xsi:type="typens:ArrayOfRing">
<Ring xsi:type="typens:Ring">
<SegmentArray xsi:type="typens:ArrayOfSegment">
<Segment xsi:type="typens:EllipticArc">
<FromPoint xsi:type="typens:PointN">
<X>267.04948078483386</X>
<Y>105.79047954003055</Y>
</FromPoint>
<ToPoint xsi:type="typens:PointN">
<X>267.04948078483386</X>
<Y>105.79047954003055</Y>
</ToPoint>
<EllipseStd>false</EllipseStd>
<CenterPoint xsi:type="typens:PointN">
<X>267.04948078483386</X>
<Y>58.983530044912435</Y>
</CenterPoint>
<Rotation>1.5707963267948966</Rotation>
<MinorMajorRatio>0.3298589584470854</MinorMajorRatio>
<IsCounterClockwise>true</IsCounterClockwise>
<IsMinor>false</IsMinor>
</Segment>
</SegmentArray>
</Ring>
</RingArray>
<KnownSimple>false</KnownSimple>
</PolygonN>

Json

{
	"curveRings":
	[
		[
			[267.04948078483386,105.79047954003055],
			{
			"a":
				[
					[267.04948078483386,105.79047954003055],
					[267.04948078483386,58.983530044912435],
					0,
					0,
					1.5707963267948966,
					46.806949495118111,
					0.3298589584470854
				]
			}
		]		
	]
}

Feature exported Json

{
  "displayFieldName": "",
  "fieldAliases": {
    "字符串字段": "字符串字段",
    "OBJECTID": "OBJECTID",
    "Shape_Length": "Shape_Length",
    "Shape_Area": "Shape_Area"
  },
  "geometryType": "esriGeometryPolygon",
  "spatialReference": {
    "wkid": 102100,
    "latestWkid": 3857
  },
  "fields": [
    {
      "name": "字符串字段",
      "type": "esriFieldTypeString",
      "alias": "字符串字段",
      "length": 255
    },
    {
      "name": "OBJECTID",
      "type": "esriFieldTypeOID",
      "alias": "OBJECTID"
    },
    {
      "name": "Shape_Length",
      "type": "esriFieldTypeDouble",
      "alias": "Shape_Length"
    },
    {
      "name": "Shape_Area",
      "type": "esriFieldTypeDouble",
      "alias": "Shape_Area"
    }
  ],
  "features": [
    {
      "attributes": {
        "字符串字段": null,
        "OBJECTID": 1,
        "Shape_Length": 1636200.7474000081,
        "Shape_Area": 162473325914.95126
      },
      "geometry": {
        "rings": [
          [
            [
              12784999.967099998,
              4750538.0075000003
            ],
            [
              13263682.9727,
              4750538.0075000003
            ],
            [
              13263682.9727,
              4411120.6393999979
            ],
            [
              12784999.967099998,
              4411120.6393999979
            ],
            [
              12784999.967099998,
              4750538.0075000003
            ]
          ]
        ]
      }
    }
  ]
}

It can be seen that the Json derived from geometry is only part of the Json derived from elements. Therefore, the Json conversion feature in the toolbox is not suitable for geometric Json.