mirror of
https://github.com/duke-git/lancet.git
synced 2026-02-06 05:42:25 +08:00
66 lines
1.2 KiB
Markdown
66 lines
1.2 KiB
Markdown
# Formatter
|
|
|
|
formatter contains some functions for data formatting.
|
|
|
|
<div STYLE="page-break-after: always;"></div>
|
|
|
|
## Source:
|
|
|
|
- [https://github.com/duke-git/lancet/blob/main/formatter/formatter.go](https://github.com/duke-git/lancet/blob/main/formatter/formatter.go)
|
|
|
|
<div STYLE="page-break-after: always;"></div>
|
|
|
|
## Usage:
|
|
|
|
```go
|
|
import (
|
|
"github.com/duke-git/lancet/v2/formatter"
|
|
)
|
|
```
|
|
|
|
<div STYLE="page-break-after: always;"></div>
|
|
|
|
## Index
|
|
|
|
- [Comma](#Comma)
|
|
|
|
<div STYLE="page-break-after: always;"></div>
|
|
|
|
## Documentation
|
|
|
|
### <span id="Comma">Comma</span>
|
|
|
|
<p>Add comma to a number value by every 3 numbers from right to left. ahead by symbol char. if value is a invalid number string like "aa", return empty string.</p>
|
|
|
|
<b>Signature:</b>
|
|
|
|
```go
|
|
func Comma[T constraints.Float | constraints.Integer | string](value T, symbol string) string
|
|
```
|
|
|
|
<b>Example:</b>
|
|
|
|
```go
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"github.com/duke-git/lancet/v2/formatter"
|
|
)
|
|
|
|
func main() {
|
|
result1 := formatter.Comma("123", "")
|
|
result2 := formatter.Comma("12345", "$")
|
|
result3 := formatter.Comma(1234567, "￥")
|
|
|
|
fmt.Println(result1)
|
|
fmt.Println(result2)
|
|
fmt.Println(result3)
|
|
|
|
// Output:
|
|
// 123
|
|
// $12,345
|
|
// ￥1,234,567
|
|
}
|
|
```
|