27 lines
675 B
Go
27 lines
675 B
Go
package main
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import (
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"log/slog"
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"os"
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)
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func main() {
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// 初始化slog：JSON格式输出，INFO级别，自定义时间格式
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logger := slog.New(slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{
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Level: slog.LevelInfo,
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ReplaceAttr: func(groups []string, a slog.Attr) slog.Attr {
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// 将默认ISO8601时间改为“年-月-日 时:分:秒”
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if a.Key == slog.TimeKey {
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a.Value = slog.StringValue(a.Value.Time().Format("2006-01-02 15:04:05"))
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}
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return a
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},
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}))
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// 替代 fmt.Printf("[2025-10-22 16:00:00] [INFO] 用户1001登录，耗时35ms\n")
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logger.Info("用户登录成功",
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"user_id", 1001,
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"cost_ms", 35,
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"ip", "192.168.1.100")
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}
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