lastIndexOf

inputs/passing/stringMethods/lastIndexOf.ts

@@ -0,0 +1,17 @@
+// test_output! [[4,2,4,6],[-1,-1]]
+
+export default function () {
+  const positive = [
+    "  xxx".lastIndexOf("x"),
+    "xxx  ".lastIndexOf("x"),
+    "  xxx  ".lastIndexOf("x"),
+    "  xyxyxy  ".lastIndexOf("xy"),
+  ];
+
+  const negative = [
+    "  xxx  ".lastIndexOf("x", 5),
+    "abc".lastIndexOf("abcd"),
+  ];
+
+  return [positive, negative];
+}