switchcase为什么case进不去
时间: 2023-11-21 10:51:30 浏览: 190
switch case语句中,当switch后面的表达式的值与某个case后面的常量值相等时,程序会跳转到该case语句执行,如果没有找到匹配的case语句,则执行default语句(如果有的话)。如果case进不去,可能是因为switch后面的表达式的值与所有case后面的常量值都不相等,或者是因为程序出现了错误。你可以检查一下代码是否有语法错误或逻辑错误,或者在每个case语句中添加一些输出语句来调试程序。
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