杰网资源 Design By www.escxy.com
合并两个数组 - concat()
源代码:
<!DOCTYPE html>
<html>
<body>
"demo">点击按钮合并数组。</p>
"myFunction()">点我</button>
"Cecilie", "Lone"];
var stale = ["Emil", "Tobias", "Linus"];
var children = hege.concat(stale);
var x=document.getElementById("demo");
x.innerHTML=children;
}
</script>
"htmlcode">
Cecilie,Lone,Emil,Tobias,Linus
合并三个数组 - concat()
源代码:
<!DOCTYPE html>
<html>
<body>
<script>
var parents = ["Jani", "Tove"];
var brothers = ["Stale", "Kai Jim", "Borge"];
var children = ["Cecilie", "Lone"];
var family = parents.concat(brothers, children);
document.write(family);
</script>
</body>
</html>
测试结果:
Jani,Tove,Stale,Kai Jim,Borge,Cecilie,Lone
数组排序(按字母顺序升序)- sort()
源代码:
<!DOCTYPE html>
<html>
<body>
"demo">Click the button to sort the array.</p>
"myFunction()">Try it</button>
"Banana", "Orange", "Apple", "Mango"];
fruits.sort();
var x=document.getElementById("demo");
x.innerHTML=fruits;
}
</script>
"htmlcode">
Apple,Banana,Mango,Orange
数字排序(按数字顺序升序)- sort()
源代码:
<!DOCTYPE html>
<html>
<body>
"demo">Click the button to sort the array.</p>
"myFunction()">Try it</button>
"demo");
x.innerHTML=points;
}
</script>
"htmlcode">
1,5,10,25,40,100
数字排序(按数字顺序降序)- sort()
源代码:
<!DOCTYPE html>
<html>
<body>
"demo">Click the button to sort the array.</p>
"myFunction()">Try it</button>
"demo");
x.innerHTML=points;
}
</script>
"htmlcode">
100,40,25,10,5,1
将一个数组中的元素的顺序反转排序 - reverse()
源代码:
<!DOCTYPE html>
<html>
<body>
"demo">Click the button to reverse the order of the elements in the array.</p>
"myFunction()">Try it</button>
"Banana", "Orange", "Apple", "Mango"];
"demo");
x.innerHTML=fruits;
}
</script>
"htmlcode">
Mango,Apple,Orange,Banana
标签:
JavaScript,数组
杰网资源 Design By www.escxy.com
广告合作:本站广告合作请联系QQ:858582 申请时备注:广告合作(否则不回)
免责声明:本站文章均来自网站采集或用户投稿,网站不提供任何软件下载或自行开发的软件!
如有用户或公司发现本站内容信息存在侵权行为,请邮件告知! 858582#qq.com
杰网资源 Design By www.escxy.com
暂无评论...
RTX 5090要首发 性能要翻倍!三星展示GDDR7显存
三星在GTC上展示了专为下一代游戏GPU设计的GDDR7内存。
首次推出的GDDR7内存模块密度为16GB,每个模块容量为2GB。其速度预设为32 Gbps(PAM3),但也可以降至28 Gbps,以提高产量和初始阶段的整体性能和成本效益。
据三星表示,GDDR7内存的能效将提高20%,同时工作电压仅为1.1V,低于标准的1.2V。通过采用更新的封装材料和优化的电路设计,使得在高速运行时的发热量降低,GDDR7的热阻比GDDR6降低了70%。



