Upper Case

The upperCase formatter converts a value to uppercase.

Usage

validationSchema: {
  code: { format: "upperCase" },
}

Result

Things to know

• Often combined with the trim step and applied on blur:

name: { format: [{ type: "trim", trigger: "onBlur", options: { mode: "both" } }, "upperCase"] }

• The equivalent normalize: "uppercase" preset runs on every change instead.