to_uc

Converts the string to upper case.

Live example · edit rules or inputOpen in playground

rules

{
    currency_code: ['to_uc', { length_equal: 3 }]
}

{ currency_code: ['to_uc', { length_equal: 3 }] }

input

{
    currency_code: 'uah'
}

{ currency_code: 'uah' }

Validoutput

{
  "currency_code": "UAH"
}