errorlevel

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ERRORLEVEL return value of some common commands in DOS _dos/bat

ATTRIB. EXE (a) Target File/folder not found                     = errorlevel 1 (b) Invalid switch                                    = errorlevel 1 (c) Sharing violation (target file in use)           = errorlevel 1 (d) Invalid Drive

About the if errorlevel command

Reference: http://hi.baidu.com/lpf2008007/blog/item/a3fa9a3928bcd9f13a87ce8d.html 1. If errorlevel tests the return status of the previous program, if the return status of the program is large or equal to the value described, execute the doscommand

If-errorlevel Use Method _dos/bat

Today, a remote customer, found that his server will be automatically disconnected from the network, causing the client can not connect the service side, but restart the service and return to normal after the initial judgment may be due to a system

Errorlevel is not % errorlevel %

Errorlevel is not % errorlevel % Http://blogs.msdn.com/oldnewthing/archive/2008/09/26/8965755.aspx The Command Interpretercmd.exeHas a concept known asError level, Which is the exit code of the program most recently run. You can test the error level

The difference between errorlevel and%errorlevel% in BAT _dos/bat

They are all judged by the return value of the last command.When using an if ERRORLEVEL value cmmand a sentence, it means that if the error code value returned is greater than or equal to the value, the Cmmand Operation When using an if%errorlevel%

About SQL Server SQLCMD exception snapping%errorlevel%

Basic syntax Key See-B On Error batch abort and-m ERRORLEVEL Runsql.bat@echo OFF:STARTCD%cd% @echo current directory is%cd% @echo start testing@echo good examplerem good SQL Sqlcmd-e-dmaster -q%1-w-b-m-1-h-1-s^|rem If the query or batch

IF-ERRORLEVEL usage

IF-ERRORLEVEL Create TEST4.BAT with the following content:@ ECHO OFFXcopy c: \ AUTOEXEC. bat d :\If errorlevel 1 ECHO file copy failedIf errorlevel 0 ECHO, the file is successfully copied.Then execute the file:C: \> TEST4If the file is successfully

[Win] [Bat] common batch processing commands -- For, if, call, errorlevel, start

Run the batch processing command ---- for, if, call, errorlevel, start Sample: Move files in batches and display the files that have been moved. Different prompts are displayed for success and failure. Emuleok. BAT:

ERRORLEVEL and%errorlevel%

Their function is to judge the return value of the last command.By default, the return value of one command is only 2, 0 indicates success, and 1 indicates failure.But there are exceptions, some command return values will be greater than 2, the

Windows Batch Learning---01

First, Mark symbol:1 CR (0D) command line Terminator2 Escape (1B) ANSI escape character Guide3Space ( -) commonly used parameter specifiers4Tab ( the) ; =non-trivial parameter qualifiers5+Copy command file connector6* ?File wildcard characters7

BAT file Learning Use guide _dos/bat

First, the batch file is a text file, and each line of the file is a DOS command (most of the time, like the command line we execute at the DOS prompt), you can use the DOS edit or Windows Notepad (Notepad) Any text file Editing tool creates and

Implementation code for C # calling. bat file _c# Tutorial

C # call. bat file Use namespaces: Using System.Diagnostics; System.Diagnostics.Process.Start (Server.MapPath ("Ah.bat")); ===================================================================== The file with the extension is bat (either nt/2000/xp/200

Common Commands include echo, @, call, pause, and REM.

Frequently-used commands echo, @, call, pause, and REM (TIPS: Use: instead of REM) are the most frequently-used commands for batch file processing. We started from them. First, @ is not a command, but a special identifier for DOS batch processing.

Compiling of batch files

First, the batch file is a text file, and each line of this file is a DOS command (most of the time it is like the command line we execute at the DOS prompt ), you can use any text file editing tool such as edit in DOS or notepad in Windows to

Common batch processing commands

Frequently-used commands echo, @, call, pause, and REM (TIPS: Use: instead of REM) are the most frequently-used commands for batch file processing. We started from them. First, @ is not a command, but a special identifier for DOS batch processing.

Bat file learning User Guide

First, the batch processing file is a text file, and each line of this file is a DOS command (most of the time it is like the command line we execute at the DOS prompt ), you can use any text file editing tool such as Edit in DOS or notepad in

Windows Batch Syntax

Windows Batch BasicsFiles that have the extension bat (which can also be cmd under nt/2000/xp/2003) are batch files.* = = =======================================. BAT is a DOS batch file. cmd is another batch file for the NT Kernel command-line

BAT file writing

BAT file writing Keywords: BAT file writing First, the batch file is a text file, and each line of this file is a DOS command (most of the time it is like the command line we execute at the DOS prompt ), you can use any text file editing tool such

[Reprint] BAT file syntax and skills

First, the batch file is a text file, and each line of this file is a DOS command (most of the time it is like the command line we execute at the DOS prompt ), you can use any text file editing tool such as edit in DOS or notepad in Windows to

Bat. file command syntax

Common commands Echo, @, call, pause, and REM (TIPS: Use: instead of REM) are several of the most common commands for batch file processing. We started from them. ===== Note ==============First, @ is not a command, but a special identifier for DOS

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