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我需要檢查siteId
在整個文檔中是否包含唯一的記錄ID。例如:現場11111提交記錄ID爲1 & 2和3 & 4.站點2222的提交記錄3 & 4.Schematron檢查多個元素中的唯一值
GOOD:
<submission>
<site>
<siteId>11111</siteId>
<record><id>1</id></record>
<record><id>2</id></record>
</site>
<site>
<siteId>2222</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
</site>
<site>
<siteId>1111</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
</site>
</submission>
BAD:
<submission>
<site>
<siteId>11111</siteId>
<record><id>1</id></record>
<record><id>2</id></record>
</site>
<site>
<siteId>2222</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
</site>
<site>
<siteId>1111</siteId>
<record><id>3</id></record>
<record><id>4</id></record>
<record><id>4</id></record>
</site>
</submission>