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| Array.prototype.remove = function (value) {
| let index = this.indexOf(value)
| if (index > -1) {
| this.splice(index, 1)
| }
| return index
| }
|
| //移除对象数组，匹配唯一key
| Array.prototype.removeByKey = function (key, val) {
| let index = this.findIndex(value => value[key] === val)
| if (index > -1) {
| this.splice(index, 1)
| }
| return index
| }
|
| //对象数组转map
| Array.prototype.toMap = function (key) {
| let map = new Map()
| this.forEach(v => map.set(v[key], v))
| return map
| }
|
|
