What does Setlocal in batch file?

What does Setlocal in batch file?

Use setlocal to change environment variables when you run a batch file. The Cmd.exe program restores previous settings when it encounters an endlocal command or reaches the end of the batch file. You can have more than one setlocal or endlocal command in a batch program (that is, nested commands).

What is Setlocal EnableExtensions EnableDelayedExpansion?

Syntax SETLOCAL SETLOCAL {EnableDelayedExpansion | DisableDelayedExpansion} {EnableExtensions | DisableExtensions} Key EnableDelayedExpansion Expand variables at execution time rather than at parse time. DisableDelayedExpansion Expand variables at parse time rather than at execution time.

What is IE Standard mode?

If you enable this policy setting, Internet Explorer uses the current user agent string for local intranet content. Additionally, all local intranet Standards Mode pages appear in the Standards Mode available with the latest version of Internet Explorer.

What does the REM command do?

Purpose: Provides a way to insert remarks (that will not be acted on) into a batch file. During execution of a batch file, DOS will display (but not act on) comments which are entered on the line after the REM command. You cannot use separators in the comment except the space, tab, and comma.

What is Enabledelayedexpansion batch?

ENABLEDELAYEDEXPANSION is a parameter passed to the SETLOCAL command (look at setlocal /? ) Its effect lives for the duration of the script, or an ENDLOCAL : When the end of a batch script is reached, an implied ENDLOCAL is executed for any outstanding SETLOCAL commands issued by that batch script.

What is GOTO EOF in batch file?

In batch code in question the first goto :EOF is needed to exit batch file processing without an unwanted fall through to the subroutine code after finishing the loop. The second goto :EOF in batch code of questioner is for exiting the subroutine and continue processing in FOR loop in second line.

When to enable or disable the extension in setlocal?

Enables the command extensions until the matching endlocal command is encountered, regardless of the setting before the setlocal command was run. Disables the command extensions until the matching endlocal command is encountered, regardless of the setting before the setlocal command was run.

When to use setlocal in cmd.exe?

Use setlocal to change environment variables when you run a batch file. Environment changes made after you run setlocal are local to the batch file. The Cmd.exe program restores previous settings when it encounters an endlocal command or reaches the end of the batch file.

What does setlocal do to a batch file?

Starts localization of environment variables in a batch file. Localization continues until a matching endlocal command is encountered or the end of the batch file is reached. Enables the command extensions until the matching endlocal command is encountered, regardless of the setting before the setlocal command was run.

When to disable delayed ENVIRONMENT VARIABLE expansion in setlocal?

Enables the delayed environment variable expansion until the matching endlocal command is encountered, regardless of the setting before the setlocal command was run. Disables the delayed environment variable expansion until the matching endlocal command is encountered, regardless of the setting before the setlocal command was run. /?