41 lines
983 B
TypeScript
41 lines
983 B
TypeScript
/**
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* 根据数字获取对应的汉字
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*
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* @param {number} num 数字(0-10)
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*/
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export function getHanByNumber(num: number) {
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const HAN_STR = '零一二三四五六七八九十';
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return HAN_STR.charAt(num);
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}
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/**
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* 将总秒数转换成 分：秒
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*
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* @param {number} seconds 秒
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*/
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export function transformToTimeCountDown(seconds: number): string {
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const SECONDS_A_MINUTE = 60;
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function fillZero(num: number) {
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return num.toString().padStart(2, '0');
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}
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const minuteNum = Math.floor(seconds / SECONDS_A_MINUTE);
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const minute = fillZero(minuteNum);
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const second = fillZero(seconds - minuteNum * SECONDS_A_MINUTE);
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return `${minute}: ${second}`;
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}
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/**
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* 获取指定整数范围内的随机整数
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*
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* @param {number} end 结束范围
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* @param {number} [start=0] 开始范围
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*/
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export function getRandomInteger(end: number, start = 0) {
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const range = end - start;
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const random = Math.floor(Math.random() * range + start);
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return random;
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}
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