So, each time this section of code is executed, the $TIME is checked to see if it matches the times of the case statement.
因此，每次执行这个代码段的时候，将检查 $TIME是否匹配case语句所指定的时间。
For each option, the case statement then attempts to identify the option, using either the short or long format and setting a variable.
对于每个选项，case语句会尝试识别该选项——使用短格式或长格式并设置一个变量。
Listing 12. The case statement.
清单12.case语句。
Earlier versions of Oracle only supported a limited version of the CASE statement.
早期版本的Oracle仅支持受限制的case语句。
The case statement is another conditional statement that you can use in place of using an if statement.
case语句是另一种条件型语句，您可以用该语句来替代if 语句。
The case statement works like its counterparts in traditional programming languages: It compares its argument to each pattern in a list; when a match is found, the corresponding code executes.
case语句的工作方式与传统编程语言中的对应结构相似。它将其参数与列表中的每个模式比较；当找到匹配项时，则执行对应的代码。
The case statement works like its counterparts in traditional programming languages: It compares its argument to each pattern in a list; when a match is found, the corresponding code executes.
case语句的工作方式与传统编程语言中的对应结构相似。它将其参数与列表中的每个模式比较；当找到匹配项时，则执行对应的代码。
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