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Tutorial10: Shell Scripting - Part 1

64 bytes added, 07:48, 20 July 2020
INVESTIGATION 3: USING CONTROL FLOW STATEMENTS IN SHELL SCRIPTS
# The '''test''' command can be abbreviated by the square brackets &#91; &#93; which contain the test condition within the square brackets. You need to have spaces between the brackets and the test condition; otherwise, you will get a test error.<br><br>
# To generate a test error, issue the improper use of the '''test''' command:<br><span style="color:blue;font-weight:bold;font-family:courier;">&#91;$number1 -gt $number2&#93;</span><br><br>You should notice an test error message.<br><br>
# Issue the correct use of the '''test''' command:<br><span style="color:blue;font-weight:bold;font-family:courier;">&#91; $number1 -gt $number2 &#93;</span><br><br>Issue a command to view the value of the exit status of the previously issued '''test''' command. You should notice that is works properly.<br><br>'''Let's now learn about control-flow statements:'''<br><br># x
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