Select: Fix memory leak issue (#16463)

418ac5bf · Zhi Cun · hetech · adabeff9 · 418ac5bf
Commit 418ac5bf authored Jul 22, 2019 by Zhi Cun Committed by hetech Jul 22, 2019
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packages/select/src/option.vue packages/select/src/option.vue +4 -0

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--- a/packages/select/src/option.vue
+++ b/packages/select/src/option.vue
@@ -153,6 +153,10 @@
    },
    beforeDestroy() {
+      let index = this.select.cachedOptions.indexOf(this);
+      if (index > -1) {
+        this.select.cachedOptions.splice(index, 1);
+      }
      this.select.onOptionDestroy(this.select.options.indexOf(this));
    }
  };