GtkSource.Buffer.change_case

### Method

# GtkSource Bufferchange_case

#### Declaration [src]

    void
    gtk_source_buffer_change_case (
      GtkSourceBuffer* buffer,
      GtkSourceChangeCaseType case_type,
      GtkTextIter* start,
      GtkTextIter* end
    )

#### Description [src]

Changes the case of the text between the specified iterators.

Since 5.4, this function will update the position of `start` and `end` to surround the modified text.

#### Parameters

`case_type` | `GtkSourceChangeCaseType`
| How to change the case.
`start` | `GtkTextIter`
| A `GtkTextIter`.
| The data is owned by the caller of the function.
`end` | `GtkTextIter`
| A `GtkTextIter`.
| The data is owned by the caller of the function.