JavaScript 中的闭包是什么及其用途？
原文英文，约300词，阅读约需1分钟。发表于：。A closure is a feature in JavaScript where an inner function has access to variables from its outer function, even after the outer function has finished executing. This allows the inner function...
闭包是JavaScript的特性，允许内部函数访问外部函数的变量，即使外部函数已执行完。它使函数能记住创建时的环境，保持状态持久性，增强模块化和数据封装。
