update READEME.md

tests/mutable.rs

@@ -37,4 +37,29 @@ fn selector_mut() {
         .select().unwrap();
 
     assert_eq!(vec![&json!("a"), &json!("a"), &json!("a"), &json!("a"), &json!("a")], result);
+}
+
+#[test]
+fn selector_mut_delete_array() {
+    setup();
+
+    let json = serde_json::from_str(r#"{
+            "school": {
+                "friends": [
+                    {"name": "친구1", "age": 20},
+                    {"name": "친구2", "age": 20}
+                ]
+            },
+            "friends": [
+                {"name": "친구3", "age": 30},
+                {"name": "친구4"}
+            ]
+        }"#).unwrap();
+
+    let json1 = jsonpath::delete(json, "$..friends[0]").unwrap();
+
+    println!("{:?}", json1);
+
+    let mut json2 = jsonpath::delete(json1, "$..friends[1]").unwrap();
+
 }