How do you write comments in Unix?

How do you comment in Unix?

You can comment by placing a octothorpe # or a : (colon) at the start of the line, and then your comment. # can also go after some code on a line to add a comment on the same line as the code.

How do I write comments in Linux?

Comments can be added at the beginning on the line or inline with other code:

  1. # This is a Bash comment. …
  2. # if [[ $VAR -gt 10 ]]; then # echo “Variable is greater than 10.” # fi.
  3. # This is the first line. …
  4. << ‘MULTILINE-COMMENT’ Everything inside the HereDoc body is a multiline comment MULTILINE-COMMENT.

How do you comment in a shell script?

A single-line comment starts with hashtag symbol with no white spaces (#) and lasts till the end of the line. If the comment exceeds one line then put a hashtag on the next line and continue the comment. The shell script is commented out prefixing # character for single-line comment.

How do you comment multiple lines in Unix script?

Method 1: Using <<comment:

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.

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How do you comment multiple lines?

The keyboard shortcut to comment multiple in Windows is shift + alt + A . In my case, Ubuntu, the shortcut is ctrl + shift + A . You can see all available keybindings on the official documentation. You will need to select the lines you want to comment first, then execute above shortcut, i.e. ⌘/ on osx Ctrl/ on Windows.

How do you comment in SQL?

The syntax for a comment in a line of SQL code is a double hyphen ( — ) at the beginning of the line. The comment affects all of the SQL code in the line. Note: This process does not try to merge a new comment with an existing comment.

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