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https://gitee.com/dromara/mayfly-go
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feat: 新增机器计划任务、数据物理删除调整为逻辑删除、支持记录登录ip归属地等
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@@ -6,8 +6,8 @@ import (
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// 数组比较
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// 依次返回,新增值,删除值,以及不变值
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func ArrayCompare(newArr []any, oldArr []any, compareFun func(any, any) bool) ([]any, []any, []any) {
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var unmodifierValue []any
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func ArrayCompare[T any](newArr []T, oldArr []T, compareFun func(T, T) bool) ([]T, []T, []T) {
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var unmodifierValue []T
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ni, oi := 0, 0
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for {
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if ni >= len(newArr) {
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@@ -61,3 +61,23 @@ func ArrContains[T comparable](arr []T, el T) bool {
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}
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return false
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}
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// 数组转为map
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// @param keyFunc key的主键
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func Array2Map[T any, K comparable](arr []T, keyFunc func(val T) K) map[K]T {
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res := make(map[K]T, len(arr))
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for _, val := range arr {
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key := keyFunc(val)
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res[key] = val
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}
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return res
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}
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// 数组映射,即将一数组元素通过映射函数转换为另一数组
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func ArrayMap[T any, K comparable](arr []T, mapFunc func(val T) K) []K {
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res := make([]K, len(arr))
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for i, val := range arr {
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res[i] = mapFunc(val)
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}
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return res
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}
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