update

FaceUnity/src/main/java/com/yunbao/faceunity/utils/FaceSPUtils.java

@@ -30,4 +30,12 @@ public class FaceSPUtils {
     public void del(String key) {
         mSharedPreferences.edit().remove(key).apply();
     }
+
+    public void delStart(String key){
+        for (String _key : mSharedPreferences.getAll().keySet()) {
+            if(_key.startsWith(key)){
+                mSharedPreferences.edit().remove(key).apply();
+            }
+        }
+    }
 }