helper for molecular genetics

dna-random-examples-generator.js

class DNA{
  constructor(mode, config){
    this.aminoAcidsArray=this.generateRandomDNA(config.len);
    break;
  }
  generateRandomDNA(chainLength=20, allows=["A","C","G","T"]){
    var tmp=[];
    for(var i=0;i<chainLength;i++){
      tmp.push(allows[Math.floor(Math.random()*allows.length)]);
    }
    return tmp;
  }
  printGenotype(){
    return this.aminoAcidsArray.join("");
  }
}

test.html

<script src="dna-random-examples-generator.js"></script>
<script>
  var spicies=new DNA("randtest", {len:7});
  document.write(spicies.printGenotype());
  document.write("<br>");
  var spicies2=new DNA("randtest", {len:7});
  document.write(spicies2.printGenotype());
</script>