Click on a line to select it. To select multiple lines, press the Shift key when clicking with the text cursor.
Use the Shift Right and Shift Left options to move the source code. If the source syntax is incorrect, an error icon is displayed beside the line number.
To add code to a snippet drawer, select the text and click Add to Snippets.
Click Save to retain your changes or use the Revert File option to go back to the previously saved file source.