1 3
   2 isArray.length = 1
   3 false
   4 true
   5 join.length = 1
   6 javascript<->is<->great
   7 every.length = 1
   8 4,56,5 every even? = false
   9 4,56,688 every even? = true
  10 some.length = 1
  11 4,56,5 some even? = true
  12 3,5,17 some even? = false
  13 forEach.length = 1
  14 java,javascript,jython,jruby[0] is java
  15 java,javascript,jython,jruby[1] is javascript
  16 java,javascript,jython,jruby[2] is jython
  17 java,javascript,jython,jruby[3] is jruby
  18 JAVA,JAVASCRIPT,JYTHON,JRUBY
  19 shifted is java, remaining is javascript,jython,jruby, length is 3
  20 java,javascript
  21 115
  22 120
  23 c++ java javascript objective c
  24 hello world from javascript
  25 indexOf.length = 1
  26 indexOf('java') = 0
  27 indexOf('javascript') = 1
  28 indexOf('javascript', 3) = -1
  29 indexOf('c++') = -1
  30 [].indexOf('any') = -1
  31 lastIndexOf.length = 1
  32 lastIndexOf('java') = 4
  33 lastIndexOf('jython') = 5
  34 lastIndexOf('c') = 6
  35 lastIndexOf('c++') = -1
  36 [].lastIndexOf('any') = -1
  37 concat.length = 1
  38 foo,bar,x,y,34,sss,3,4,2
  39 Array.length = 1
  40 NaN,NaN,NaN
  41 3
  42 1
  43 number
  44 1
  45 
  46 hello,world
  47 ,,,,
  48 undefined
  49 [object java.lang.Object]
  50 
  51 33