GOTO
(go to)
在批处理文件中,把MS-DOS定向到某一行,这一行由指定的标号来标记。该命令只能用在批处理文件中。
GOTO命令在批处理文件中把MS-DOS定向到由标号指定的一行。当MS-DOS找到此标号,就从下一行开始执行命令。
GOTO
label
label
指定MS-DOS应转向哪一行。
★★★★★实例★★★★★:
下面的批处理文件把驱动器A的磁盘格式化为系统盘。若操作成功,GOTO命令就把MS-DOS定向到“end”标号。
echo off
format a: /s
if not errorlevel
1 goto end
echo An error occurred during
formatting.
:end
echo Successfully formatted the disk in
drive A.
Directs cmd.exe to a labeled line in a batch program.
GOTO
label
label Specifies a text string used in
the batch program as a label.
You
type a label on a line by itself, beginning with a colon.
If
Command Extensions are enabled GOTO changes as follows:
GOTO
command now accepts a target label of :EOF which
transfers control to the end of the current batch script file. This is an easy way to exit a batch
script file without defining a label.
Type CALL /? for a description of extensions to the CALL command that
make this feature useful.