# LibTmux::Server#write_buffer

- **Module:** LibTmux
- **Package:** libtmux
- **Language:** Ruby
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-ruby/blob/da7b6191b9439e3c84fa1c9eeaa9168263ee7af4/gems/libtmux/lib/libtmux/operations.rb#L54
- **Page:** https://libtmux.org/en/ruby/v0.1.1/reference/libtmux-server-write_buffer/

```
def write_buffer: (
  name: ::String,
  data: ::String,
  ?timeout: ::Numeric,
  ?cancel: untyped
) -> ::LibTmux::CommandResult
```

Behavior: Buffers.

Behavior contract: Buffers.

## Parameters

- `name` (`::String`)
- `data` (`::String`)
- `timeout` (`::Numeric`)
- `cancel` (`untyped`)

## tmux command

The tmux commands behind `write_buffer`.

- [`load-buffer`](/en/tmux/latest/manual/load-buffer/)

## tmux C API

The C declarations in tmux that implement these commands.

- [`cmd_load_buffer_entry`](/en/tmux/latest/reference/c-variable-cmd_load_buffer_entry/) (attribute)
- [`cmd_load_buffer_exec`](/en/tmux/latest/reference/c-function-cmd-load-buffer-c-cmd_load_buffer_exec/) (function)

## In other ports

Put text into a paste buffer

| Language | Equivalent |
| --- | --- |
| Python | [`libtmux.Server.set_buffer`](/en/py/latest/reference/libtmux-server-set_buffer/) (method) |
| Lua | [`libtmux.Server:set_buffer`](/en/lua/latest/reference/libtmux-server-set_buffer/) (method) |
| TypeScript | [`server.Server.setBuffer`](/en/ts/latest/reference/server-server-setbuffer/) (method) |
| Rust | [`server.Server.set_buffer`](/en/rs/latest/reference/server-server-set_buffer/) (method) |
| Go | [`tmux.Server.SetBuffer`](/en/go/latest/reference/tmux-server-setbuffer/) (method) |
| Java | no equivalent on `Server` |
| C# | [`LibTmux.TmuxBuffers.SetAsync`](/en/csharp/latest/reference/libtmux-tmuxbuffers-setasync/) (method) |
| C++ | [`libtmux::Server::set_buffer`](/en/cxx/latest/reference/libtmux-server-set_buffer/) (method) |
| Swift | [`Server.setBuffer(_:named:)`](/en/swift/latest/reference/server-setbuffer(_-named-)/) (method) |

No equivalent is recorded in PowerShell, Julia, Elixir, Kotlin, Scala or F#.