Práticas de Informática

        #!/bin/bash
        for i in `seq 1 10`;
        do
                echo $i
        done    
        

         #!/bin/bash 
         COUNTER=0
         while [  $COUNTER -lt 10 ]; do
             echo The counter is $COUNTER
             let COUNTER=COUNTER+1 
         done

         #!/bin/bash 
         COUNTER=20
         until [  $COUNTER -lt 10 ]; do
             echo COUNTER $COUNTER
             let COUNTER-=1
         done

                #!/bin/bash 
                function quit {
                   exit
                }  
                function e {
                    echo $1 
                }  
                e Hello
                e World
                quit
                echo foo 

           #!/bin/bash
           OPTIONS="Hello Quit"
           select opt in $OPTIONS; do
               if [ "$opt" = "Quit" ]; then
                echo done
                exit
               elif [ "$opt" = "Hello" ]; then
                echo Hello World
               else
                clear
                echo bad option
               fi
           done

 -lt (<)

 -gt (>)

 -le (<=)

 -ge (>=)

 -eq (==)

 -ne (!=) 

# posted by ointernetinho : 8:43 AM