# b3b
buffer convert util
### convert map
```
ArrayBuffer -------- Buffer
\ /
\ /
---- base64 -----
```
### api
- #### 0
- **file**:
buffer convert util
- **author**:
junmer
- **description**:
ArrayBuffer / Buffer / base64 convert util
- #### ab2b (alias: arrayBufferToBuffer )
convert arrayBuffer to buffer
- **param**: `ab` { _ArrayBuffer_ }
arrayBuffer
- **return**: { _buffer_ }
buffer
- #### b2ab (alias: bufferToArrayBuffer )
convert buffer to arrayBuffer
- **param**: `buffer` { _buffer_ }
buffer
- **return**: { _ArrayBuffer_ }
arrayBuffer
- #### a2b (alias: base64ToBuffer )
convert base64 string to buffer
- **param**: `str` { _string_ }
base64 string
- **return**: { _Buffer_ }
buffer
- #### b2a (alias: bufferToBase64 )
convert buffer to base64 string
- **param**: `str` { _string|Buffer_ }
string or buffer
- **return**: { _string_ }
base64 string
- #### b2b (alias: bytesToBase64 )
convert arraybuffer to base64 string
- **param**: `ab` { _ArrayBuffer|Array_ }
ArrayBuffer or Array
- **return**: { _string_ }
base64 string