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1 2 3 4 5 6 7 8 9 10 11 12 13 | 5x 7x 7x | import { ReactNode } from "react"; export function capitalizeFirstLetter(string: string | ReactNode[]): string { if (typeof string === "string") { return string.charAt(0).toUpperCase() + string.slice(1); } else E{ return ( string[0]?.toString().charAt(0).toUpperCase() || "" + (string[0]?.toString().slice(1) || "") ); } } |