random-string

pseudo-random string generator with an indication of the alphabetical set and the percentage of the appearance of each element

Using:

$ node random-string.js stringLength inputfile.json

"stringLength" - integer value - how result string is long...

"inputfile.json" must contain JSON like this:

 [ { letter: 'a', chance: 0.2 },
  { letter: 'b', chance: 0.1 },
  { letter: 'c', chance: 0.5 },
  { letter: 'd', chance: 0.2 } ] 

$ node random-string.js 42 inputparams.json 

Output:

abcadcbcccabacddcdcaddacdaccccccdcccabdccc