Another update from ingydotnet^djgoku

Task/File-input-output/D/file-input-output-2.d

@@ -1,15 +1,5 @@
-import std.stdio;
-
-int main() {
-    auto from = File("input.txt", "rb");
-    scope(exit) from.close();
-
-    auto to = File("output.txt", "wb");
-    scope(exit) to.close();
-
-    foreach(buffer; from.byChunk(new ubyte[4096*1024])) {
-        to.rawWrite(buffer);
-    }
-
-    return 0;
+void main() {
+import std.file;
+auto data = std.file.read("input.txt");
+std.file.write("output.txt", data);
 }

Task/File-input-output/D/file-input-output-3.d

@@ -1,9 +1,15 @@
-import tango.io.device.File;
+import std.stdio;
 
-void main()
-{
-    auto from = new File("input.txt");
-    auto to = new File("output.txt", File.WriteCreate);
-    to.copy(from).close;
-    from.close;
+int main() {
+    auto from = File("input.txt", "rb");
+    scope(exit) from.close();
+
+    auto to = File("output.txt", "wb");
+    scope(exit) to.close();
+
+    foreach(buffer; from.byChunk(new ubyte[4096*1024])) {
+        to.rawWrite(buffer);
+    }
+
+    return 0;
 }

Task/File-input-output/D/file-input-output-4.d

@@ -2,6 +2,8 @@ import tango.io.device.File;
 
 void main()
 {
+    auto from = new File("input.txt");
     auto to = new File("output.txt", File.WriteCreate);
-    to.copy(new File("input.txt")).close;
+    to.copy(from).close;
+    from.close;
 }

Task/File-input-output/D/file-input-output-5.d

@@ -0,0 +1,7 @@
+import tango.io.device.File;
+
+void main()
+{
+    auto to = new File("output.txt", File.WriteCreate);
+    to.copy(new File("input.txt")).close;
+}