> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xray.cool/llms.txt
> Use this file to discover all available pages before exploring further.

# replaceAll

> `replaceAll`函数主要是用来将 string 中的 old 替换为 new，返回替换后的 string

## 函数原型

`func replaceAll(s1 string, old string, new string) string`

### 参数介绍

| 参数名称 | 参数介绍 |
| - | - |
| s1 | 待替换的数据 |
| old | 需要被替换掉的数据 |
| new | 替换的新数据 |

## 举例

| 待转换数据 | 转换语句 | 输出结果 |
| - | - | - |
| `asdfgfhjkq asdef vjrta` | `replaceAll("asdfgfhjkq asdef vjrta", "asd", "AAA")` | `AAAfgfhjkq AAAef vjrta` |
| `10.3.5-5.2` | `replaceAll("10.3.5-5.2", ".", "-")` | `10-3-5-5-2` |


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