diff options
Diffstat (limited to 'sample/io.rb')
-rw-r--r-- | sample/io.rb | 44 |
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 |