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JavaScript's Type Conversion: A Horror Story

JavaScript's Type Conversion: A Horror Story

黑色终端界面里一串 JavaScript 类型转换代码，parseInt 与 Number 对空字符串、带字母数字和小数给出 NaN、0、7、5 等离奇结果，最后一行输出 5e-7，充满程序员被语言怪癖折磨的无奈。

适合这些场景

  • 同事说这段代码肯定没问题时
  • 调试 JavaScript 类型转换踩坑时
  • 给新人解释隐式转换的离谱时
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标签

JavaScriptparseIntNumber类型转换NaN终端程序员离谱javascriptprogrammingbugsfrontendparsingweb developmentprogramming logictype conversionwtfparseint

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