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Articles tagged with #javascript
随着时间的推移，内存泄漏会降低应用程序的性能，并可能导致崩溃或其他问题。因此，在应用程序中有效管理内存非常重要。 防范内存泄漏 要防范 HTML/JS 应用程序中的内存泄漏，您可以遵循以下策略： 避免不必要的引用： 不必要的引用是内存泄漏的常见原因。当不再需要的对象仍被代码的其他部分引用时，就会发生这种情况，从而导致垃圾回收器无法释放这些对象所使用的内存[3]。 var detachedNode = document.getElementById('someElement'); detac...
Memory leaks can degrade the performance of your application over time and can lead to crashes or other issues. Therefore, it's important to manage memory effectively in your applications. Prevent Memory Leaks To prevent memory leaks in HTML/JS appli...
堆栈溢出 递归函数（Recursive Function）如果调用自身次数过多，超过栈大小限制，就会导致栈溢出。 一个典型的例子是，用递归函数简陋实现斐波那契数列，如果调用参数过大，将导致栈溢出： function fibonacci(n) { if (n < 2) return n; return fibonacci(n - 1) + fibonacci(n - 2); } for (let n = 0; n < 100; n++) { console.log(`fibo ${n...
Stack Overflow Recursive functions can cause a stack overflow if they call themselves too many times and exceed the stack size limit. A classic example of a recursive function that can exceed the stack size limit if called with a large input is the n...
首先我们编写一个简单的插件，命名为 'alert'： <script> console.log('hello from widget'); let count = 0; function click_button(){ let str = `click button from widget ${++count} times`; console.log(str); document.getElementById("demo").innerHTML = str; ...
First let's make a simple widget named `alert`: <script> console.log('hello from widget'); let count = 0; function click_button(){ let str = `click button from widget ${++count} times`; console.log(str); document.getElementById("demo")....