1 files changed, 44 insertions, 0 deletions
diff --git a/sample/io.rb b/sample/io.rb
new file mode 100644
index 0000000000..0b38d2112d
--- /dev/null
+++ b/sample/io.rb
@@ -0,0 +1,44 @@
+# IO test
+# usage: ruby io.rb file..
+
+home = ENV["HOME"]
+home.sub("m", "&&")
+print(home, "\n")
+print(home.reverse, "\n")
+
+if File.s("io.rb")
+  print(File.s("io.rb"), ": io.rb\n")
+end
+
+$/="f\n"
+for i in "abc\n\ndef\nghi\n"
+  print("tt: ", i)
+end
+
+printf("%s:(%d)%s\n", $0, ARGV.length, ARGV[0])
+passwd = open(ARGV[0], "r")
+#printf("%s", passwd.find{i|i =~ /\*/})
+
+n = 1
+for i in passwd #.grep(/^\*/)
+  printf("%6d: %s", n, i)
+  n = n + 1;
+end
+
+fp = open("|-", "r")
+
+if fp == nil
+  for i in 1..5
+    print(i, "\n")
+  end
+else
+  for line in fp
+    print(line)
+  end
+end
+
+def printUsage()
+  if $USAGE
+    apply($USAGE);
+  end
+end