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book/05-данные-и-функции-функциональный-стиль/src/chapter-5-5/app.d

@@ -0,0 +1,20 @@
+T1[] find(T1, T2)(T1[] longer, T2[] shorter)
+    if (is(typeof(longer[0 .. 1] == shorter) : bool))
+{
+    while (longer.length >= shorter.length)
+    {
+        if (longer[0 .. shorter.length] == shorter)
+        {
+            break;
+        }
+        longer = longer[1 .. $];
+    }
+    return longer;
+}
+
+unittest
+{
+    double[] d1 = [ 6.0, 1.5, 2.25, 3 ];
+    float[] d2 = [ 1.5, 2.25 ];
+    assert(find(d1, d2) == d1[1 .. $]);
+}