How do you comment out a script in CMD?

Creating Inline Comments : Inline comments can be created by using the REM command at the beginning of the line and then typing in the comment. For example, REM This code will display hello world echo hello world!

How do I comment multiple lines in a batch file?

Using colon (:) with the single quote is the most simple way to add a multi-line comment in bash script. The multi-line comment will be added within a single quote(‘) after the colon(:). The use of multi-line comments has shown in the following example.

How do you comment a block in a batch file?

batch-file Comments in Batch Files Block Comments Since the parser never sees the lines between the goto :start statement and :start label it can contain arbitrary text (including control characters without the need to escape them) and the parser will not throw an error.

What is F in batch file?

FOR /F processing of a text file consists of reading the file, one line of text at a time and then breaking the line up into individual items of data called ‘tokens’. The DO command is then executed with the parameter(s) set to the token(s) found.

How do you comment out multiple lines in shell script?

In Shell or Bash shell, we can comment on multiple lines using << and name of comment. we start a comment block with << and name anything to the block and wherever we want to stop the comment, we will simply type the name of the comment.

What Is REM in batch file?

REM [comment] Purpose: Provides a way to insert remarks (that will not be acted on) into a batch file. Discussion. 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.

How comment multiple lines sed?

What it does?

  1. /^\s*log.*;$/ s|^|//| If the line starts with log and ends with ; then substitute the start, ^ with //
  2. /\s*^log/, /);$/ s|^|//|” /^log/, /);$/ This is an address range. For all lines within this range, the substitution is performed. The range of lines start from the first regex match to the end match.