Crtang - Crystal糖
run spec
$ crystal spec
Hello,World
Elapsed time: 1.00125 msecs
****************************************************************************************************
ret: 100
.
Finished in 00:00:00.1005990
1 examples, 0 failures, 0 errors, 0 pending
Samples
$ crystal samples/hello_world.cr
Happy new Year! 2015
Elapsed time: 0.00028 msecs
Hello [2015, 0.00028]