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-rw-r--r--src/gleam/string.gleam5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/gleam/string.gleam b/src/gleam/string.gleam
index 0f073b9..14acc23 100644
--- a/src/gleam/string.gleam
+++ b/src/gleam/string.gleam
@@ -543,6 +543,11 @@ fn padding(size: Int, pad_string: String) -> String {
/// Removes whitespace on both sides of a `String`.
///
+/// Whitespace in this function is the set of nonbreakable whitespace
+/// codepoints, defined as Pattern_White_Space in [Unicode Standard Annex #31][1].
+///
+/// [1]: https://unicode.org/reports/tr31/
+///
/// ## Examples
///
/// ```gleam