CRM2011 读取fetch 查询返回的xml

/*
*根据属性名称读取属性值
*/
function GetAttributeValue(entityNode, attrName) {

    var attributes = entityNode.selectNodes('//a:KeyValuePairOfstringanyType')
    for (var i = 0; i < attributes.length; i++) {
        var key = attributes[i].selectSingleNode('b:key').text;
        if (key == attrName) {
            var attribute = attributes[i];
            var itype = attribute.selectSingleNode('b:value').getAttribute('i:type')
            switch (itype) {
                case 'a:EntityReference':
                    return {
                        Id: attribute.selectSingleNode('b:value/a:Id').text,
                        LogicalName: attribute.selectSingleNode('b:value/a:LogicalName').text,
                        Name: attribute.selectSingleNode('b:value/a:Name').text
                    };
                    break;
                case 'a:OptionSetValue':
                    return {

                        Value: attribute.selectSingleNode('//a:Value').text
                    };
                    break;
                default:

            }
        }

    }
}

 昨天测试完后对代码做了一些调整，补充一些default

/*
*根据属性名称读取属性值
*/
function GetAttributeValue(entityNode, attrName) {

    var attributes = entityNode.selectNodes('//a:KeyValuePairOfstringanyType')
    for (var i = 0; i < attributes.length; i++) {
        var key = attributes[i].selectSingleNode('b:key').text;
        if (key == attrName) {
            var attribute = attributes[i];
            var itype = attribute.selectSingleNode('b:value').getAttribute('i:type')
            switch (itype) {
                case 'a:EntityReference':
                    return {
                        Id: attribute.selectSingleNode('b:value/a:Id').text,
                        LogicalName: attribute.selectSingleNode('b:value/a:LogicalName').text,
                        Name: attribute.selectSingleNode('b:value/a:Name').text
                    };
                    break;
                case 'a:OptionSetValue':
                    return {

                        Value: attribute.selectSingleNode('//a:Value').text
                    };
                    break;
                default:
                    return attribute.selectSingleNode('b:value').text;
                    break;


            }
        }

    }
}

<a:Entity xmlns:a="http://schemas.microsoft.com/xrm/2011/Contracts">
<a:Attributes xmlns:b="http://schemas.datacontract.org/2004/07/System.Collections.Generic">
<a:KeyValuePairOfstringanyType>
<b:key>new_backupid</b:key>
<b:value xmlns:i="http://www.w3.org/2001/XMLSchema-instance" i:type="c:guid" xmlns:c="http://schemas.microsoft.com/2003/10/Serialization/">e27f1c40-7ffc-e111-90d0-00155d77394d</b:value>
</a:KeyValuePairOfstringanyType><a:KeyValuePairOfstringanyType><b:key>new_account_new_backup_id</b:key><b:value xmlns:i="http://www.w3.org/2001/XMLSchema-instance" i:type="a:EntityReference"><a:Id>091d12c9-cec4-e111-ab5c-00155d77394d</a:Id><a:LogicalName>account</a:LogicalName><a:Name>ACE Life Insurance Company Limited</a:Name></b:value></a:KeyValuePairOfstringanyType><a:KeyValuePairOfstringanyType><b:key>new_type</b:key><b:value xmlns:i="http://www.w3.org/2001/XMLSchema-instance" i:type="a:OptionSetValue"><a:Value>100000000</a:Value></b:value></a:KeyValuePairOfstringanyType>
<a:KeyValuePairOfstringanyType><b:key>new_systemuser_new_backup_id</b:key><b:value xmlns:i="http://www.w3.org/2001/XMLSchema-instance" i:type="a:EntityReference"><a:Id>a0534b18-b5c4-e111-ab5c-00155d77394d</a:Id><a:LogicalName>systemuser</a:LogicalName><a:Name>方力</a:Name></b:value></a:KeyValuePairOfstringanyType></a:Attributes><a:EntityState xmlns:i="http://www.w3.org/2001/XMLSchema-instance" i:nil="true"/><a:FormattedValues xmlns:b="http://schemas.datacontract.org/2004/07/System.Collections.Generic"><a:KeyValuePairOfstringstring>
<b:key>new_type</b:key><b:value>临分个险核保A</b:value></a:KeyValuePairOfstringstring></a:FormattedValues><a:Id>e27f1c40-7ffc-e111-90d0-00155d77394d</a:Id>
<a:LogicalName>new_backup</a:LogicalName>
<a:RelatedEntities xmlns:b="http://schemas.datacontract.org/2004/07/System.Collections.Generic"/>
</a:Entity>