Files
hotgo/web/src/utils/array.ts
孟帅 29bda0dcdd v2.0
2022-11-24 23:37:34 +08:00

145 lines
3.4 KiB
TypeScript

export function arrayDelIndex(array: any, keyName: string, key: string): any {
if (array === null || array === undefined || array.length === 0) {
return array;
}
const newArray = [];
for (let i = 0; i < array.length; i++) {
if (array[i][keyName] !== undefined && array[i][keyName] === key) {
continue;
}
// @ts-ignore
newArray.push(array[i]);
}
return newArray;
}
export function arrayAddIndex(array: any, keyName: string, key: string, row: any): any {
if (array === null || array === undefined) {
return array;
}
const newArray = [];
if (array.length === 0) {
// @ts-ignore
newArray.push(row);
} else {
let isFor = false;
for (let i = 0; i < array.length; i++) {
if (array[i][keyName] !== undefined && array[i][keyName] === key) {
array[i] = row;
isFor = true;
}
// @ts-ignore
newArray.push(array[i]);
}
if (!isFor) {
// @ts-ignore
newArray.push(row);
}
}
return newArray;
}
export function objDalEmpty(obj: object): object {
for (const key in obj) {
if (obj[key] === '' || obj[key] === undefined || obj[key] == null || obj[key].length === 0) {
delete obj[key];
}
}
return obj;
}
export function filterArray(condition, data) {
return data.filter((item) => {
return Object.keys(condition).every((key) => {
return String(item[key]).toLowerCase().includes(String(condition[key]).trim().toLowerCase());
});
});
}
export function findIndex(value, arr) {
for (let i = 0; i < arr.length; i++) {
const item = arr[i];
if (item.value == value) {
return i;
}
}
return false;
}
export function delNullProperty(obj) {
for (const i in obj) {
if (obj[i] === undefined || obj[i] === null || obj[i] === '') {
delete obj[i];
} else if (obj[i].constructor === Object) {
if (Object.keys(obj[i]).length === 0) delete obj[i];
delNullProperty(obj[i]);
} else if (obj[i].constructor === Array) {
if (Array.prototype.isPrototypeOf(obj[i]) && obj[i].length === 0) {
delete obj[i];
} else {
for (let index = 0; index < obj[i].length; index++) {
if (
obj[i][index] === undefined ||
obj[i][index] === null ||
obj[i][index] === '' ||
JSON.stringify(obj[i][index]) === '{}'
) {
obj[i].splice(index, 1);
index--;
}
if (obj[i][index] === undefined || obj[i][index].constructor !== undefined) {
continue;
}
if (obj[i][index].constructor === Object || obj[i][index].constructor === Array) {
delNullProperty(obj[i][index]);
}
}
}
}
}
return obj;
}
export function reverse(array) {
if (array !== undefined && array !== null && array.length > 0) {
return array.reverse();
}
return array;
}
export function encodeParams(obj) {
const arr = [];
for (const p in obj) {
// @ts-ignore
arr.push(encodeURIComponent(p) + '=' + encodeURIComponent(obj[p]));
}
return arr.join('&');
}
/**
* 去重追加
* @param array
* @param son
*/
export function onlyPush(array: any, son: any) {}
/**
* 对象拷贝
* @param obj2
* @param obj1
*/
export function copyObj(obj2: any, obj1: any) {
console.log('obj1:' + JSON.stringify(obj1));
for (const key in obj1) {
if (obj2[key] !== undefined) {
obj2[key] = obj1[key];
}
}
return obj2;
}