JavaScript Patterns 2.6 switch Pattern

王朝学院·作者佚名  2016-05-23
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javaScript Patterns 2.6 switch Pattern 2014-05-21 22:03 by 小郝(Kaibo Hao), ... 阅读, ... 评论, 收藏, 编辑 PRinciple

• Aligning each case with switch(an exception to the curly braces indentation rule).

• Indenting the code within each case.

• Ending each case with a clear break;.

• Avoiding fall-throughs (when you omit the break intentionally). If you're absolutely convinced that a fall-through is the best approach, make sure you document such cases, because they might look like errors to the readers of your code.

• Ending the switch with a default: to make sure there's always a sane result even if none of the cases matched.

var inspect_me = 0,result = '';switch (inspect_me) { case 0: result = "zero"; break; case 1: result = "one"; break; default: result = "unknown";}

 
 
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