Cerb has several filters you can use to change the case of a given text string:

• |upper and |lower will change the string to upper and lower case respectively.

• |capitalize will capitalize the first word in the string.

• |title will capitalize every word.

• automation
• output

• start:
    set:
      sentence: This is a sentence.
    return:
      upper: {{sentence|upper}}
      lower: {{sentence|lower}}
      capitalized: {{sentence|capitalize}}
      title: {{sentence|title}}

• __return:
    upper: THIS IS A SENTENCE.
    lower: this is a sentence.
    capitalized: This is a sentence.
    title: This Is A Sentence.