Edit the command
• Clear the current edit zone:to clear the command in the
current edit zone
• Clear all the edit zone:to clear all the command in the edit
zone
• Paste to the current edit zone:paste the command to the
current edit zone
• Copy the current edit zone:copy the content in the edit zone
• search:search the specific content in the edit zone
• search and replace:replace the searched content
• replace all:replace all the assigned content in the edit zone