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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | 27x 3x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | /** * format text with the first character to lower case * * @param text text to format * @returns text with the first character to lower case * * {@link https://lodash.com/docs#lowerFirst} */ export function lowerFirst(text: string) { return text .trim() .charAt(0) .toLocaleLowerCase() + text.slice(1) } if (import.meta.vitest) { const { test, expect } = import.meta.vitest test('lowerFirst', () => { expect(lowerFirst('useXx')).toBe('useXx') expect(lowerFirst('usexx')).toBe('usexx') expect(lowerFirst('use-xx')).toBe('use-xx') expect(lowerFirst('use xx')).toBe('use xx') expect(lowerFirst('UseXx')).toBe('useXx') expect(lowerFirst('use_xx')).toBe('use_xx') expect(lowerFirst('Use Xx')).toBe('use Xx') expect(lowerFirst('Use-Xx')).toBe('use-Xx') expect(lowerFirst('USE XX')).toBe('uSE XX') }) } |