diff --git a/lib/strings/strings.q b/lib/strings/strings.q
new file mode 100644
index 0000000..ffd2d41
--- /dev/null
+++ b/lib/strings/strings.q
@@ -0,0 +1,17 @@
+equal(a string, b string) -> bool {
+	if a.len != b.len {
+		return false
+	}
+
+	if a.ptr == b.ptr {
+		return true
+	}
+
+	loop i := 0..a.len {
+		if a[i] != b[i] {
+			return false
+		}
+	}
+
+	return true
+}
\ No newline at end of file
diff --git a/tests/string-equal.q b/tests/string-equal.q
new file mode 100644
index 0000000..ca1fecf
--- /dev/null
+++ b/tests/string-equal.q
@@ -0,0 +1,8 @@
+import strings
+
+main() {
+	assert strings.equal("world", "universe") == false
+	assert strings.equal("world", "world") == true
+	assert strings.equal("世界", "宇宙") == false
+	assert strings.equal("世界", "世界") == true
+}
\ No newline at end of file
diff --git a/tests/tests_test.go b/tests/tests_test.go
index 53ee956..add5e80 100644
--- a/tests/tests_test.go
+++ b/tests/tests_test.go
@@ -80,6 +80,7 @@ var tests = []run{
 	{"return-string", "", "Hello\n", 0},
 	{"ignore-unused-field", "", "", 0},
 	{"slice", "", "Hello World", 0},
+	{"string-equal", "", "", 0},
 	{"reorder-add", "", "", 0},
 	{"free-registers", "", "", 0},
 	{"overload", "", "", 0},