根据某一属性值查找IFeature

1. //给定图层，字段及一个值，查找Ｆeature对象，
3. //参数列表: pLayer----------图层
4. //           strFldName------字段名
5. //           strFldValue-----属性值
7. public IFeature FindFeature(ILayer pLayer, string strFldName, string strFldValue)
8.         {
9.             IFeatureLayer featLyr = pLayer as IFeatureLayer;
10.             IFeatureClass featCls = featLyr.FeatureClass;
11.             IFeatureCursor featCur;
12.             IFeature feat;
13.             IQueryFilter pFliter = new QueryFilterClass();
14.             pFliter.WhereClause = strFldName + "=" + "'" + strFldValue + "'";
15.             featCur = featCls.Search(pFliter, false);
16.             feat = featCur.NextFeature();
17.             return feat;            
18.             
19.         }