erb-demo

demo of erb.

erb syntax check

$ erb -x -T '-' input.erb | ruby -c
Syntax OK
$

erb test

$ ruby test.rb 
$ cat output.txt
{:key1=>"val1", :key2=>"val2,val3,val4"}。
param is hash!

val1

val2

hop


val3

step


val4

jump


$