site="davide"
   echo $name
   echo ${name}

   #!/bin/bash
   # Bash example script

   site="fixerupper"

   echo "What is your name?" 
   read name

   echo "Hi there $name"
   echo "Welcome to $site Website!"

   if [[ some_test ]]
   then   
      <commands>
   fi

   #!/bin/bash
   # Bash example script

   read -p "What is your name? " name
   if [[ -z ${name} ]]
   then
     echo "Please enter your name!"
   else
       echo "Hi there ${name}"
   fi

for var in ${list}
do    
  your_commands
done

while [ your_condition ]
do
  your_conditions
done

until [ your_condition ]
do
  your_commands
done