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- /**
- * 判断子数据数组是否走在总数据里
- * @param big 总数据
- * @param small 子数据
- * @returns 总数据包含子数据 `true`,反之则反
- */
- export function smallInBig(big: string[], small: string[]): boolean {
- return small.every(i => big.includes(i))
- }
- /**
- * 判断两数组是否相同
- * @param news 新数据
- * @param old 源数据
- * @returns 两数组相同返回 `true`,反之则反
- */
- export function judementSameArr(news: unknown[] | string[], old: string[]): boolean {
- let count = 0;
- const leng = old.length;
- for (let i in old) {
- for (let j in news) {
- if (old[i] === news[j]) count++;
- }
- }
- return count === leng ? true : false;
- }
- /**
- * 判断两个对象是否相同
- * @param a 要比较的对象一
- * @param b 要比较的对象二
- * @returns 相同返回 true,反之则反
- */
- export function isObjectValueEqual(a: { [key: string]: any }, b: { [key: string]: any }) {
- if (!a || !b) return false;
- let aProps = Object.getOwnPropertyNames(a);
- let bProps = Object.getOwnPropertyNames(b);
- if (aProps.length != bProps.length) return false;
- for (let i = 0; i < aProps.length; i++) {
- let propName = aProps[i];
- let propA = a[propName];
- let propB = b[propName];
- if (!b.hasOwnProperty(propName)) return false;
- if (propA instanceof Object) {
- if (!isObjectValueEqual(propA, propB)) return false;
- } else if (propA !== propB) {
- return false;
- }
- }
- return true;
- }
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