=Variables $word=word $words=words words words $number=17 $string1="double quotes" $string2='single quotes' $multiline=one line next line 3rd line ${noAssignment}=no assignment Text: $word. $words at the beginning. And these are number ($number), double ($string1) and single quoted ($string2) strings. This was assigned in a multiline: $multiline. Text: ${word}. ${words} at the beginning. And these are number (${number}), double (${string1}) and single quoted (${string2}) strings. This was assigned in a multiline: ${multiline}. Variables in a code block: $word, ${word}. <