var input="How About I write an entire paragraph here? Once upon a time there was a person who spent all day clicking discord messages to see what they meant. He sadly died after he was too busy clicking on the boxes to revela the letters that he forgot to breathe. The End!";

var len=input.length,

array=input.split(''),
f="",
i=0,
output="";
while(i<len){
output+="||";
output+=array[i];
output+="||";
i++;
}
console.log(output);