Function isStatic

packages/react-stately/src/table/TableUtils.ts:17–19

(width?: ColumnSize | null)

// numbers and percents are considered static. *fr units or a lack of units are considered dynamic.
export function isStatic(width?: ColumnSize | null): boolean {
  return width != null && (!isNaN(width as number) || String(width).match(/^(\d+)(?=%$)/) !== null);
}

export function parseFractionalUnit(width?: ColumnSize | null): number {
  if (!width || typeof width === 'number') {