Samsung Internet WebView Android WebView on iOS Deno Node.js switch 1 Toggle history 12 Toggle history 1 Toggle history 4 Toggle history 1 Toggle history 18 Toggle history 4 Toggle history 10.1 Toggle history 1 Toggle history 1.0 Toggle history ...
如果多种 case 匹配一个 case 值,则选择第一个 case( break 会跳出 switch 语句)。 如果未找到匹配的 case,程序将执行 default里的代码块。 代码块不需要加花括号 Switch case 使用严格比较(===),也就是值跟类型都得一致 可以多个 case匹配同一代码块 语法 switch 语句来选择多个需被执行的代码块之一。 语...
因为JavaScript语法的工作方式,你的case 4:从未定义。 当你使用case (3 || 4):时,你告诉JavaScript只有一个名称为表达式求值结果的情况。在这个例子中,(3 || 4)求值为3,所以你告诉JavaScriptcase 3:。 第一个代码示例在MDN上展示了你想要做的内容。
JavaScript if-else语句 - MDN文档 JavaScript字符串操作 - MDN文档 相关搜索: 在javascript switch语句中,Return语句似乎不起作用 是否可以在JavaScript类中插入switch/case语句? 在Javascript中拆分字符串 从外部访问在JavaScript switch语句内部声明的变量 在JavaScript中使用switch和if else语句的不同输出 ...
switch语句有至少一个case代码块和一个可选的default代码块。 就像这样: switch(x) { case'value1':// if (x === 'value1') ... [break] case'value2':// if (x === 'value2') ... [break] default: ... [break] } 比较x值与第一个case(也就是value1)是否严格相等,然后比较第二个case...
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AS1 Series, AC Current Switches in a Compact Case Solid-Core AS1-NOU-CC Fixed 0.5 Amp Maximum Setpoint, Top Terminals with 24″ Leads AS1-NCU-CC Fixed 0.5 Amp Maximum Setpoint, Top Terminals with 24″ Leads ACI Series, AMP Flasher AC Current Indicator ...
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By use case DevSecOps DevOps CI/CD View all use cases By industry Healthcare Financial services Manufacturing Government View all industries View all solutions Resources Topics AI DevOps Security Software Development View all Explore Learning Pathways White papers, Ebooks, Webinars ...