You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
1012 B
45 lines
1012 B
2 years ago
|
import $ from 'jquery';
|
||
|
|
|
||
|
|
/* 对象辅助函数
|
||
|
|
---------------------------------------------------------------*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 扩展对象或数组，返回新的对象(深层次克隆)
|
||
|
|
*/
|
||
|
|
export function objExtend(...obj) {
|
||
|
|
return $.extend(true, {}, ...obj);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 对象坍塌，返回新的对象，不会改变原有对象
|
||
|
|
* 示例：
|
||
|
|
* ({a:{name:'a', val:1}, b:{name:'b', val:2}}, 'val') => {a:1, b:2}
|
||
|
|
*/
|
||
|
|
export function objCollapse(obj, subKey = 'value') {
|
||
|
|
obj = objExtend(obj);
|
||
|
|
for (let key in obj) {
|
||
|
|
let item = obj[key];
|
||
|
|
if (typeof item == 'object' && typeof item[subKey] != undefined) {
|
||
|
|
obj[key] = item[subKey];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return obj;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 对象中是否有某个值
|
||
|
|
*/
|
||
|
|
export function objHasValue(obj, v) {
|
||
|
|
return Object.values(obj).some(function (item) {
|
||
|
|
return v == item;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* 对象中是否有某个键
|
||
|
|
*/
|
||
|
|
export function objHasKey(obj, key) {
|
||
|
|
return Object.keys(obj).some(function (item) {
|
||
|
|
return key == item;
|
||
|
|
});
|
||
|
|
}
|