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39 lines
1.3 KiB
Markdown
39 lines
1.3 KiB
Markdown
---
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title: AddDate
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description: Returns the time corresponding to adding the given number of years, months, and days to the given time.Time value.
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categories: []
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keywords: []
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action:
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aliases: []
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related: []
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returnType: time.Time
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signatures: [TIME.AddDate YEARS MONTHS DAYS]
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aliases: [/functions/adddate]
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---
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```go-html-template
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{{ $d := "2022-01-01" | time.AsTime }}
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{{ $d.AddDate 0 0 1 | time.Format "2006-01-02" }} → 2022-01-02
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{{ $d.AddDate 0 1 1 | time.Format "2006-01-02" }} → 2022-02-02
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{{ $d.AddDate 1 1 1 | time.Format "2006-01-02" }} → 2023-02-02
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{{ $d.AddDate -1 -1 -1 | time.Format "2006-01-02" }} → 2020-11-30
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```
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{{% note %}}
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When adding months or years, Hugo normalizes the final `time.Time` value if the resulting day does not exist. For example, adding one month to 31 January produces 2 March or 3 March, depending on the year.
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See [this explanation](https://github.com/golang/go/issues/31145#issuecomment-479067967) from the Go team.
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{{% /note %}}
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```go-html-template
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{{ $d := "2023-01-31" | time.AsTime }}
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{{ $d.AddDate 0 1 0 | time.Format "2006-01-02" }} → 2023-03-03
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{{ $d := "2024-01-31" | time.AsTime }}
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{{ $d.AddDate 0 1 0 | time.Format "2006-01-02" }} → 2024-03-02
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{{ $d := "2024-02-29" | time.AsTime }}
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{{ $d.AddDate 1 0 0 | time.Format "2006-01-02" }} → 2025-03-01
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```
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