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Diffstat (limited to 'src/doc/book')
| -rw-r--r-- | src/doc/book/src/ch19-05-advanced-functions-and-closures.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/doc/book/src/ch19-05-advanced-functions-and-closures.md b/src/doc/book/src/ch19-05-advanced-functions-and-closures.md index 69624f056..88c46847d 100644 --- a/src/doc/book/src/ch19-05-advanced-functions-and-closures.md +++ b/src/doc/book/src/ch19-05-advanced-functions-and-closures.md @@ -17,7 +17,7 @@ The syntax for specifying that a parameter is a function pointer is similar to that of closures, as shown in Listing 19-27, where we’ve defined a function `add_one` that adds one to its parameter. The function `do_twice` takes two parameters: a function pointer to any function that takes an `i32` parameter -and returns an `i32`, and one `i32 value`. The `do_twice` function calls the +and returns an `i32`, and one `i32` value. The `do_twice` function calls the function `f` twice, passing it the `arg` value, then adds the two function call results together. The `main` function calls `do_twice` with the arguments `add_one` and `5`. |