<meta charset="UTF-8">
<h1>Programa-Numeros pares del 1 al 100</h1>
<script>
function saltarlinea(){
document.write("<br>")
}
function imprimir(frase){
document.write(frase);
saltarlinea();
}
var num = 1
while(num <= 100){
if(num%2 == 0){
imprimir(num);
}
num++;
}
imprimir("fin");
</script>