var num1 = parseInt(document.getElementById("txt1").value);
var num2 = parseInt(document.getElementById("txt2").value);
var op = document.getElementById("select").value;
var num2 = parseInt(document.getElementById("txt2").value);
var op = document.getElementById("select").value;
2019-02-22
onmouseout打錯了 一直沒反應(yīng) f**k
<a href="http://idcbgp.cn" onmouseout = "message()">點擊我</a>
<a href="http://idcbgp.cn" onmouseout = "message()">點擊我</a>
2019-02-22
只用寫一點就行了啊
<input name="確定" type="button" value="確定" onmouseover = "message()"/>
<input name="確定" type="button" value="確定" onmouseover = "message()"/>
2019-02-22
//定義函數(shù)
function test(x,y){
if(x>y){
return x;
}
else{
return y;
}
}
//函數(shù)體,判斷兩個整數(shù)比較的三種情況
var a = test(5,4);
var b = test(6,3);
//調(diào)用函數(shù),實現(xiàn)下面兩組數(shù)中,返回較大值。
document.write(" 5 和 4 的較大值是:"+a+"<br>");
document.write(" 6 和 3 的較大值是:"+b );
function test(x,y){
if(x>y){
return x;
}
else{
return y;
}
}
//函數(shù)體,判斷兩個整數(shù)比較的三種情況
var a = test(5,4);
var b = test(6,3);
//調(diào)用函數(shù),實現(xiàn)下面兩組數(shù)中,返回較大值。
document.write(" 5 和 4 的較大值是:"+a+"<br>");
document.write(" 6 和 3 的較大值是:"+b );
2019-02-22
var myarr=new Array();
myarr[0]="小紅";
myarr[1]="王八蛋"
myarr[2]="小亮";
myarr[3]="小川";
document.write("第二人的姓名是:"+ myarr[1] );
myarr[0]="小紅";
myarr[1]="王八蛋"
myarr[2]="小亮";
myarr[3]="小川";
document.write("第二人的姓名是:"+ myarr[1] );
2019-02-22
let obj_time = document.getElementById("obj_time")
let time_now = new Date
function time() {
if (obj_time.innerHTML > 0) {
return obj_time.innerHTML--
}else{
clearInterval(i)
history.go(-1)
}
}
let i = setInterval(time, 1000)
function btn() {
clearInterval(i)
}
為了不讓他亂跳加了個停止
let time_now = new Date
function time() {
if (obj_time.innerHTML > 0) {
return obj_time.innerHTML--
}else{
clearInterval(i)
history.go(-1)
}
}
let i = setInterval(time, 1000)
function btn() {
clearInterval(i)
}
為了不讓他亂跳加了個停止
2019-02-21
<script type="text/javascript">
document.write(location.href);
</script>
document.write(location.href);
</script>
2019-02-18
var infos = [['小A','女',21,'大一'],['小B','男',23,'大三'],['小C','男',24,'大四'],['小D','女',21,'大一'],['小E','女',22,'大四'],['小F','男',21,'大一'],['小G','女',22,'大二'],['小H','女',20,'大三']]
for(i=0;i<=9;i++){
if(infos[i][3]=='大一'&&infos[i][1]=='女'){
document.write(infos[i])
}
}
for(i=0;i<=9;i++){
if(infos[i][3]=='大一'&&infos[i][1]=='女'){
document.write(infos[i])
}
}
2019-02-17
慕課網(wǎng)真的是個好平臺,除了學(xué)會基礎(chǔ)的,還能學(xué)會別人活學(xué)活用的,拓展視野。
function quzheng(x){
document.write(Math.ceil(x)+"<br>");
}
var shuzu = [3.3,-0.1,-9.9,8.9]
for(var i=0;i<shuzu.length;i++){
quzheng(shuzu[i]);
}
function quzheng(x){
document.write(Math.ceil(x)+"<br>");
}
var shuzu = [3.3,-0.1,-9.9,8.9]
for(var i=0;i<shuzu.length;i++){
quzheng(shuzu[i]);
}
2019-02-13
var arr = ['*','##',"***","&&","****","##*"];
arr[7] = "**";
//顯示數(shù)組長度
alert(arr.length);
//將數(shù)組內(nèi)容輸出,完成達到的效果。
document.write(arr[0]+"<br/>");
document.write(arr[7]+"<br/>");
document.write(arr[2]+"<br/>");
document.write(arr[4]+"<br/>");
arr[7] = "**";
//顯示數(shù)組長度
alert(arr.length);
//將數(shù)組內(nèi)容輸出,完成達到的效果。
document.write(arr[0]+"<br/>");
document.write(arr[7]+"<br/>");
document.write(arr[2]+"<br/>");
document.write(arr[4]+"<br/>");
2019-02-10
var arr = ['*','##',"***","&&","****","##*"];
arr[7] = "**";
//顯示數(shù)組長度
alert(arr.length);
//將數(shù)組內(nèi)容輸出,完成達到的效果。
document.write(arr[0]+"<br/>");
document.write(arr[7]+"<br/>");
document.write(arr[2]+"<br/>");
document.write(arr[4]+"<br/>");
arr[7] = "**";
//顯示數(shù)組長度
alert(arr.length);
//將數(shù)組內(nèi)容輸出,完成達到的效果。
document.write(arr[0]+"<br/>");
document.write(arr[7]+"<br/>");
document.write(arr[2]+"<br/>");
document.write(arr[4]+"<br/>");
2019-02-10
<script type="text/javascript">
var myarr = new Array();
for(var i=0; i<3; i++){
myarr[i] = new Array();
for(var j=0; j<6;j++){
myarr[i][j] = i*j;
}
}
</script>
var myarr = new Array();
for(var i=0; i<3; i++){
myarr[i] = new Array();
for(var j=0; j<6;j++){
myarr[i][j] = i*j;
}
}
</script>
2019-02-10