generate random text to be used for typing practice

random_text_generator.js

// choose the characters based on the fingers you want to practice
var chars = "12qwaszx90opl;..c,dk'-=[]!@()_+{}\">?QWASZXOPL>".split(""); 

function rand(a) {
  return a[Math.floor(Math.random() * a.length)]
} 
 
var str = ""; 
for (var i=0; i<600;i++) { 
  str += rand(chars);
  if (i % 6==0){str += " \n";
  } 
}; 

console.log(str)