
正文
javascript作业,javascript大作业案例
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javascript作业,求解
1.
let a = 9;
let b = 6;
let c = 5;
let d = 10;
let min1,min2,min3;
if (a = b) {
min1 = b;
} else {
min1 = a;
}
if (c = d) {
min2 = d;
} else {
min2 = c;
}
if (min1 min2) {
min3 = min1;
} else min3 = min2;
alert(`${a} ${b} ${c} ${d}四个数中最小值为${min3}`);
2.
let money = 5;
let product = 6;
if (money product) {
alert("小男孩能买到酱油")
} else {
alert("小男孩不能买到酱油");
}
3.
let temp = 39.6;
let results = "";
if (temp 36.5) {
results = "体温偏低";
} else if (temp 36.5 temp 37.5) {
results = "体温正常";
} else {
results = "体温偏高";
}
alert(`您的体温是:${temp}°\n检测结果为:${results}`);
4.
let age = 20;
let names = "jackson";
let result;
if (age = 0 age = 6) {
result = "童年";
} else if (age = 7 age = 17) {
result = "少年";
} else if (age = 18 age = 40) {
result = "青年";
} else if (age = 41 age = 65) {
result = "中年";
} else {
result = "老年";
}
alert(`${names}${age}岁正处于${result}时期`);
5.
let date = new Date().getMonth() + 1;
let str;
switch (date) {
case 12:
case 1:
case 2:
str = "冬季";
break;
case 3:
case 4:
case 5:
str = "春季";
break;
case 6:
case 7:
case 8:
str = "夏季";
break;
case 9:
case 10:
case 11:
str = "秋季";
}
alert(`现在是${date}月\n当前月份属于${str}`);
求采纳!
相关问答
Q1: 简单的Javascript作业
html
head
/head
body onload="test()"
script type="text/javascript"
for(var i=0;i11;i++) {
for(var j=0;ji;j++) {
document.write("nbsp;");
}
for(j=i;j11;j++) {
document.write("*");
}
document.write("br/");
}
/script
/body
/html
突然发现最后的一个document.write这个代码不能正确显示。干脆贴上了文件
Q2: JavaScript语言作业试题
!DOCTYPE html
html lang="en" xmlns=""
head
meta charset="utf-8" /
title/title
script type="text/javascript"
window.onload = function () {
alert('欢迎进入本网页');
}
window.onbeforeunload = function (e) {
alert('谢谢浏览');
}
function isLeapYear() {
var year = 2009;
if (year % 4 == 0) {
printInfo('2009年是闰年');
} else {
printInfo('2009年不是闰年');
}
}
function ljs() {
var i = 0;
while (i 10) {
printInfo('学习JavaScript很容易!');
i++;
}
}
function printInfo(msg) {
document.getElementById('out').innerHTML += msg + 'br/';
}
function currentDateTime() {
var d = new Date();
printInfo('当前日期时间:' + d.getFullYear() + '年' + (d.getMonth() + 1) + '月' + d.getDate() + '日 ' + d.getHours() + '时' + d.getMinutes() + '分' + d.getSeconds() + '秒');
}
function changeBackground() {
document.body.style.background = '#FF0000';
}
/script
/head
body
input type="button" value="我喜欢学Javascript" onclick="alert(this.value)" /
input type="button" value="2009是不是闰年" onclick="isLeapYear()" /
input type="button" value="学习JavaScript很容易!" onclick="ljs()" /
input type="button" value="当前日期和时间" onclick="currentDateTime()" /
input type="button" value="变换背景" onclick="changeBackground()" /
div id="out"
/div
/body
/html
自己动手,丰衣足食!
Q3: javascript作业
不难,你可以自己做做。
用css将页面划分为上下两部分,用javascript去动态地变更里面的内容(div),在提交按钮上加事件.不知道是否需要兼容主流浏览器(除了IE,还有firefox,safari,chrome等等),如果有要求,而且你是新手,建议用jquery.
大概就是这么多吧.我好久没弄了,如果我做的话,30分钟内绝对能搞定,我相信你比我完成的还要快








