1 document.getElementById("myPoint").innerHTML="显示时间"; 2 3 function displayDate(var1, var2) { 4 document.getElementById("demo").innerHTML=Date() 5 // alert("Welcome" + var1 + var2) 6 } 7 8 var x=3 9 var y=510 var z = x + y11 document.write(x + "")12 document.write(y + "")13 document.write(z + "")14 15 function validateForm() {16 var v = document.forms['myForm']['input_name'].value;17 if (v==null || v==''){18 alert("输入不能为空");19 return false;20 }21 }
1 2 3 4 524 25 26 28 29Title 6 7 10 11 12 13content
14The first JavaScript sample
15采用外部js文件
16 17 18
19