generate random text with javascript

random-text.js

var text = "";
var alphabet = "A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,r,s,t,u,v,w,x,y,z".split(",");
var wordCount = 256;
for(var i=0; i<wordCount; i++) {
  var rand = null;
  for (var x=0; x<7; x++) {
    rand = Math.floor(Math.random() * alphabet.length);
    text += alphabet[rand];
  }
  if (i<wordCount-1)
    text += " ";
  else
    text += ".";
}

console.info("text length = " + text.length);
console.info(text);

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great that what i needed