判空处理

a60c7250 · clone · 4280e440 · a60c7250
Commit a60c7250 authored Dec 26, 2017 by clone
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Showing with 6 additions and 2 deletions

AttentionModel.php application/model/AttentionModel.php +6 -2

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--- a/application/model/AttentionModel.php
+++ b/application/model/AttentionModel.php
@@ -110,9 +110,13 @@ class AttentionModel extends Model
     */
    public function getAttentionByUserIdAndHouseId($params)
    {
-        return $this->field("id")
+        $result = $this->field("id")
            ->where($params)
            ->limit(1)
-            ->select()[0];
+            ->select();
+        if (count($result) > 0) {
+            return $result[0];
+        }
+        return null;
    }
 }