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减少该死的 if else 嵌套 - 简书
source link: https://www.jianshu.com/p/57c065b124c4
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写在前面 不知大家有没遇到过像“横放着的金字塔”一样的if else嵌套： 我并没夸大其词，我是真的遇到过了！嵌套6、7层，一个函数几百行，简！直！看！死！人！ if else作为每种编程语言都不可或缺的条件语句，我们在编程时会大量的用到。但if else一般不建议嵌套超过三层，如果一段代码存在过多的if else嵌套，代码的可读性就会急速下降，后期维护难度也大大提高。所以，我们程序员都应该...
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