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Stata <strong>11</strong> Sample Session Section 0 – File structure and Basic Operations <strong>for</strong> Stata <strong>11</strong><br />

or type:<br />

log using session1, append text<br />

The above command opens a file to record the session and uses<br />

ASCII <strong>for</strong>mat. This file can be opened in any text editor or word<br />

processor.<br />

The cmdlog using command The other type of log file records only the commands and not the<br />

output from the commands. The command is<br />

cmdlog<br />

This command creates a file that records only the commands.<br />

cmdlog using session1, append<br />

In the Stata<br />

Command<br />

window, type:<br />

A file is opened which is named “session1.txt", and in<strong>for</strong>mation will<br />

be appended to anything that already exists in this file.<br />

The log close command To close the log, in the Command window, type<br />

log close<br />

Reminder: The log file that is written in SMCL <strong>for</strong>mat can only<br />

be opened in Stata. It is a specific <strong>for</strong>mat as mentioned earlier. If<br />

you want to share your commands and results from the log files with<br />

another person who might not have Stata, you should save your log<br />

files in the TEXT <strong>for</strong>mat with the extension of .log. Any editor or<br />

word processor can open this file. However, in the word processor,<br />

the font must be set to a fixed font, such as Courier New.<br />

Otherwise, the output will be difficult to read.<br />

3. Do files -Stata commands (Extension *.do)<br />

A “.do” file contains commands that Stata can execute. The “do” file<br />

is created in the Do-file Editor. The user can type commands or<br />

paste commands into the editor. Other ways to create a do file are:<br />

a) You can create a log file that contains only the commands,<br />

using the “cmdlog” command, see above.<br />

b) You can select the Review window, click the right mouse<br />

button and select “Save Review contents”. The extension .do<br />

will be automatically added to the file name you enter into the “File<br />

name” box.<br />

c) You can copy the command to the clipboard, using the option<br />

9

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