按照ID查找单据
// 动态取对象 ObjectUuidPK objpk = new ObjectUuidPK(billID); IDynamicObject iDynamicObject = DynamicObjectFactory.getLocalInstance(ctx); CoreBillBaseInfo billInfo = (CoreBillBaseInfo) iDynamicObject.getValue(objpk .getObjectType(), objpk);

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EAS中主键生成有一定规则,可以直接按照主键,不用知道单据类型,查询出对应的单据类型.