fonction for javascript code example

Example 1: javascript for

let str = "";

for (let i = 0; i < 9; i++) {
  str = str + i;
}

console.log(str);
// expected output: "012345678"

Example 2: boucle for javascript

var i=0; 
for (i=0;i<=6;i++){
document.write("Le nombre est :  " + i);
document.write("<br />");
}