javascript document.getElementById('d1').innerHTML= fn(2,3)
<! DOCTYPE html > < html lang = "en" > < head > < meta charset = "UTF-8" > < meta http-equiv = "X-UA-Compatible" content = "IE=edge" > < meta name = "viewport" content = "width=device-width, initial-scale=1.0" > < title > Document </ title > </ head > < body > < p id = "d1" ></ p > < script > function fn ( x , y ){ return x * y } document . getElementById ( 'd1' ). innerHTML = fn ( 2 , 3 ) </ script > </ body > </ html >