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TRYCATCH

网络中可以定义变量

TRYCATCH

TRYCATCH

TRYCATCH

中可以定义变量

WF4.0 基础篇 Excetpion 异常与... ... [Executing 执行中] 变为 [TryCatch] 中可以定义变量 [Catches] 中使用 ...

1

Returns the name of the stored procedure or trigger where an error occurred that caused the CATCH block of a TRYCATCH construct to be run .

返回在其中出现了导致 TRYCATCH 构造的 CATCH 块运行的错误的存储过程或触发器的名称。

2

Returns the error number of the error that caused the CATCH block of a TRYCATCH construct to be run .

返回错误的错误号，该错误会导致运行 TRYCATCH 结构的 CATCH 块。

3

Velocity makes it easy to access Java objects in your views without complex definitions and Java constructs , such as Try Catch loops .

Velocity 使您可以轻松地访问视图中的 Java 对象，而无需复杂的定义和 Java 结构，例如 TryCatch 循环。

4

If the CATCH block contains a nested TRYCATCH construct , any error in the nested TRY block will pass control to the nested CATCH block .

如果 CATCH 块包含嵌套的 TRYCATCH 构造，则嵌套的 TRY 块中的任何错误都会将控制传递给嵌套的 CATCH 块。

5

Finally . Branching Out of TryCatch Blocks .

之前的最后一个块。

6

In this case , you'll need to surround your code with a try catch block .

在这种情况下，需要用一个 trycatch 程序块来包围代码。

7

If you do have a TryCatch the exception is caught and your code is allowed to continue processing.

如果你设置一个 TryCatch ，异常就会被捕获，你的代码可以继续执行。

8

If an error occurs that has severity of 20 or higher and the database connection is not disrupted , TRYCATCH will handle the error .

如果所发生错误的严重性为 20 或更高，而数据库连接未中断，则 TRYCATCH 将处理该错误。

9

If the value returned is an empty handle , and you do not have a TryCatch in place , your code must bail out.

如果返回值是一个空句柄，并且你没有正确的设置 TryCatch ，你的代码就会崩溃。

10

For example , the CATCH block of a TRYCATCH construct could contain a nested TRYCATCH construct .

例如，TRYCATCH 构造的 CATCH 块可以包含一个嵌套 TRYCATCH 构造。

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