is a global object that is assigned to have a delayed value of the n input line.
- Typing In[n] causes the n input line to be reevaluated.
- In gives the last input line.
- In[-k] gives the input k lines back.
Basic Examples (2)
Reevaluate a command without retyping it:
See what commands have been entered in a session:
Get Information for In. Note that here this will only include definitions from this example: