存量题库数据更新

leetcode/originData/check-if-object-instance-of-class.json

@@ -6,13 +6,13 @@
             "boundTopicId": null,
             "title": "Check if Object Instance of Class",
             "titleSlug": "check-if-object-instance-of-class",
-            "content": "<p>Write a function that checks if a given object is an instance of a given class or superclass.</p>\n\n<p>There are&nbsp;no constraints on the data types that can be passed to the function.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; checkIfInstance(new Date(), Date)\n<strong>Output:</strong> true\n<strong>Explanation: </strong>The object returned by the Date constructor is, by definition, an instance of Date.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; { class Animal {}; class Dog extends Animal {}; return checkIfInstance(new Dog(), Animal); }\n<strong>Output:</strong> true\n<strong>Explanation:</strong>\nclass Animal {};\nclass Dog extends Animal {};\ncheckIfInstance(new Dog(), Animal); // true\n\nDog is a subclass of Animal. Therefore, a Dog object is an instance of both Dog and Animal.</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; checkIfInstance(Date, Date)\n<strong>Output:</strong> false\n<strong>Explanation: </strong>A date constructor cannot logically be an instance of itself.\n</pre>\n\n<p><strong class=\"example\">Example 4:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; checkIfInstance(5, Number)\n<strong>Output:</strong> true\n<strong>Explanation: </strong>5 is a Number. Note that the &quot;instanceof&quot; keyword would return false.\n</pre>\n",
+            "content": "<p>Write a function that checks if a given value&nbsp;is an instance of a given class or superclass. For this problem, an object is considered an instance of a given class if that object has access to that class&#39;s methods.</p>\n\n<p>There are&nbsp;no constraints on the data types that can be passed to the function. For example, the value or the class could be&nbsp;<code>undefined</code>.</p>\n\n<p>&nbsp;</p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; checkIfInstanceOf(new Date(), Date)\n<strong>Output:</strong> true\n<strong>Explanation: </strong>The object returned by the Date constructor is, by definition, an instance of Date.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; { class Animal {}; class Dog extends Animal {}; return checkIfInstanceOf(new Dog(), Animal); }\n<strong>Output:</strong> true\n<strong>Explanation:</strong>\nclass Animal {};\nclass Dog extends Animal {};\ncheckIfInstanceOf(new Dog(), Animal); // true\n\nDog is a subclass of Animal. Therefore, a Dog object is an instance of both Dog and Animal.</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; checkIfInstanceOf(Date, Date)\n<strong>Output:</strong> false\n<strong>Explanation: </strong>A date constructor cannot logically be an instance of itself.\n</pre>\n\n<p><strong class=\"example\">Example 4:</strong></p>\n\n<pre>\n<strong>Input:</strong> func = () =&gt; checkIfInstanceOf(5, Number)\n<strong>Output:</strong> true\n<strong>Explanation: </strong>5 is a Number. Note that the &quot;instanceof&quot; keyword would return false. However, it is still considered an instance of Number because it accesses the Number methods. For example &quot;toFixed()&quot;.\n</pre>\n",
             "translatedTitle": null,
             "translatedContent": null,
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             "difficulty": "Medium",
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             "similarQuestions": "[]",
             "exampleTestcases": "() => checkIfInstanceOf(new Date(), Date)\n() => { class Animal {}; class Dog extends Animal {}; return checkIfInstanceOf(new Dog(), Animal); }\n() => checkIfInstanceOf(Date, Date)\n() => checkIfInstanceOf(5, Number)",
@@ -24,7 +24,7 @@
                 {
                     "lang": "JavaScript",
                     "langSlug": "javascript",
-                    "code": "/**\n * @param {Object} object\n * @param {Function} classFunction\n * @return {boolean}\n */\nvar checkIfInstanceOf = function(obj, classFunction) {\n    \n};\n\n/**\n * checkIfInstanceOf(new Date(), Date); // true\n */",
+                    "code": "/**\n * @param {*} obj\n * @param {*} classFunction\n * @return {boolean}\n */\nvar checkIfInstanceOf = function(obj, classFunction) {\n    \n};\n\n/**\n * checkIfInstanceOf(new Date(), Date); // true\n */",
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@@ -34,14 +34,21 @@
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             "hints": [
                 "In Javascript, inheritance is achieved with the prototype chain.",
                 "You can get the prototype of an object with the Object.getPrototypeOf(obj) function. Alternatively, you can code obj['__proto__'].",
                 "You can compare an object's __proto__ with classFunction.prototype.",
                 "Traverse the entire prototype chain until you find a match."
             ],
-            "solution": null,
+            "solution": {
+                "id": "1882",
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             "status": null,
             "sampleTestCase": "() => checkIfInstanceOf(new Date(), Date)",
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@@ -51,7 +58,7 @@
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