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https://gitee.com/coder-xiaomo/leetcode-problemset
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存量题库数据更新
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@@ -7,9 +7,9 @@
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"boundTopicId": 2302689,
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"title": "Is Object Empty",
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"titleSlug": "is-object-empty",
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"content": "<p>Given an object or an array, return if it is empty.</p>\n\n<ul>\n\t<li>An empty object contains no key-value pairs.</li>\n\t<li>An empty array contains no elements.</li>\n</ul>\n\n<p>You may assume the object or array is the output of <code>JSON.parse</code>.</p>\n\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> obj = {"x": 5, "y": 42}\n<strong>Output:</strong> false\n<strong>Explanation:</strong> The object has 2 key-value pairs so it is not empty.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> obj = {}\n<strong>Output:</strong> true\n<strong>Explanation:</strong> The object doesn't have any key-value pairs so it is empty.\n</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> obj = [null, false, 0]\n<strong>Output:</strong> false\n<strong>Explanation:</strong> The array has 3 elements so it is not empty.\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li> <code>2 <= JSON.stringify(obj).length <= 10<sup>5</sup></code></li>\n</ul>\n\n<p> </p>\n<strong>Can you solve it in O(1) time?</strong>",
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"content": "<p>Given an object or an array, return if it is empty.</p>\n\n<ul>\n\t<li>An empty object contains no key-value pairs.</li>\n\t<li>An empty array contains no elements.</li>\n</ul>\n\n<p>You may assume the object or array is the output of <code>JSON.parse</code>.</p>\n\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> obj = {"x": 5, "y": 42}\n<strong>Output:</strong> false\n<strong>Explanation:</strong> The object has 2 key-value pairs so it is not empty.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> obj = {}\n<strong>Output:</strong> true\n<strong>Explanation:</strong> The object doesn't have any key-value pairs so it is empty.\n</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> obj = [null, false, 0]\n<strong>Output:</strong> false\n<strong>Explanation:</strong> The array has 3 elements so it is not empty.\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>obj</code> is a valid JSON object or array</li>\n\t<li><code>2 <= JSON.stringify(obj).length <= 10<sup>5</sup></code></li>\n</ul>\n\n<p> </p>\n<strong>Can you solve it in O(1) time?</strong>",
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"translatedTitle": "判断对象是否为空",
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"translatedContent": "<p>给定一个对象或数组，判断它是否为空。</p>\n\n<ul>\n\t<li>一个空对象不包含任何键值对。</li>\n\t<li>一个空数组不包含任何元素。</li>\n</ul>\n\n<p>你可以假设对象或数组是通过 <code>JSON.parse</code> 解析得到的。</p>\n\n<p> </p>\n\n<p><strong class=\"example\">示例 1：</strong></p>\n\n<pre>\n<b>输入：</b>obj = {\"x\": 5, \"y\": 42}\n<b>输出：</b>false\n<b>解释：</b>The object has 2 key-value pairs so it is not empty.\n</pre>\n\n<p><strong class=\"example\">示例 2：</strong></p>\n\n<pre>\n<b>输入：</b>obj = {}\n<b>输出：</b>true\n<b>解释：</b>The object doesn't have any key-value pairs so it is empty.\n</pre>\n\n<p><strong class=\"example\">示例 3：</strong></p>\n\n<pre>\n<b>输入：</b>obj = [null, false, 0]\n<b>输出：</b>false\n<b>解释：</b>The array has 3 elements so it is not empty.\n</pre>\n\n<p> </p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li> <code>2 <= JSON.stringify(obj).length <= 10<sup>5</sup></code></li>\n</ul>\n\n<p> </p>\n<strong>你可以在 O(1) 时间复杂度内解决这个问题吗？</strong>",
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"translatedContent": "<p>给定一个对象或数组，判断它是否为空。</p>\n\n<ul>\n\t<li>一个空对象不包含任何键值对。</li>\n\t<li>一个空数组不包含任何元素。</li>\n</ul>\n\n<p>你可以假设对象或数组是通过 <code>JSON.parse</code> 解析得到的。</p>\n\n<p> </p>\n\n<p><strong class=\"example\">示例 1：</strong></p>\n\n<pre>\n<b>输入：</b>obj = {\"x\": 5, \"y\": 42}\n<b>输出：</b>false\n<b>解释：</b>这个对象有两个键值对，所以它不为空。\n</pre>\n\n<p><strong class=\"example\">示例 2：</strong></p>\n\n<pre>\n<b>输入：</b>obj = {}\n<b>输出：</b>true\n<b>解释：</b>这个对象没有任何键值对，所以它为空。\n</pre>\n\n<p><strong class=\"example\">示例 3：</strong></p>\n\n<pre>\n<b>输入：</b>obj = [null, false, 0]\n<b>输出：</b>false\n<b>解释：</b>这个数组有 3 个元素，所以它不为空。\n</pre>\n\n<p> </p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>obj</code> 是一个有效的 JSON 对象或数组</li>\n\t<li><code>2 <= JSON.stringify(obj).length <= 10<sup>5</sup></code></li>\n</ul>\n\n<p> </p>\n<strong>你可以在 O(1) 时间复杂度内解决这个问题吗？</strong>",
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"difficulty": "Easy",
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{
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"lang": "JavaScript",
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"code": "/**\n * @param {Object | Array} obj\n * @return {boolean}\n */\nvar isEmpty = function(obj) {\n \n};",
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"code": "/**\n * @param {Object|Array} obj\n * @return {boolean}\n */\nvar isEmpty = function(obj) {\n \n};",
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"code": "function isEmpty(obj: Record<string, any> | any[]): boolean {\n\n};",
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"code": "type JSONValue = null | boolean | number | string | JSONValue[] | { [key: string]: JSONValue };\ntype Obj = Record<string, JSONValue> | JSONValue[]\n\nfunction isEmpty(obj: Obj): boolean {\n\t\n};",
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@@ -44,7 +44,7 @@
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