点击按钮复制到剪贴板 js

admin · 发表于 2018-7-31 10:14:54

<blockquote><span style="font-family: Arial, Helvetica, sans-serif;">案例一：</span>

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</pre><pre code_snippet_id="1755225" snippet_file_name="blog_20160711_1_4917192" name="code" class="html"><!DOCTYPE html># x* w# ?3 |# B+ c6 u+ A
<html lang="en">
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<head>
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<meta charset="UTF-8">& F, R8 K" H4 I# |
<meta name="viewport" content="width=device-width, initial-scale=1">- Y2 {1 b0 q2 d" Z7 h/ G+ g# N
<title>Document</title>- A- d4 ]/ V4 }% h3 ~) I* N
</head>3 X0 z% o3 U% J" W
<body>
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<script data-cfhash='f9e31' type="text/javascript">
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function jsCopy(){" Y& A [* b3 P E! K
var e=document.getElementById("copy-num");//对象是copy-num17 n) \0 d& y- T( y+ x# ?
e.select(); //选择对象7 J5 {% v2 k: ~2 E
document.execCommand("Copy"); //执行浏览器复制命令' w! V8 `% n5 r! U. U4 h$ D
alert("复制成功");( X6 z# E7 Y( G
}
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/* <![CDATA[ */
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!
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function() {3 J% H {4 `9 l6 b
try {
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var t = "currentScript" in document ? document.currentScript: function() {
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for (var t = document.getElementsByTagName("script"), e = t.length; e--;) if (t[e].getAttribute("data-cfhash")) return t[e]# f+ l: g6 o) `4 l k
} ();
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if (t && t.previousSibling) {
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var e, r, n, i, c = t.previousSibling,$ E. ~% E4 o! i0 c$ _. H
a = c.getAttribute("data-cfemail");5 n- P) r% x3 y7 B; P8 m* ?
if (a) {7 K5 P0 S5 P( B$ D/ `* B: L
for (e = "", r = parseInt(a.substr(0, 2), 16), n = 2; a.length - n; n += 2) i = parseInt(a.substr(n, 2), 16) ^ r,
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e += String.fromCharCode(i);! p. d5 O8 \- p; }/ t( c& G: |
e = document.createTextNode(e),; }: }+ p, i, b# x5 {& F
c.parentNode.replaceChild(e, c)
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t.parentNode.removeChild(t);* J, _) f8 V: E% S1 M+ y
}
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} catch(u) {}
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} ()
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/* ]]> */
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</script>1 Z% A4 {3 \6 u0 a1 Z$ O% F
<div class="nav navbar-top-links navbar-right">
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<li>推广链接：</li>0 h, x& l! x* ~* c% [
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<li><input id="copy-num" class="form-control" type="text" value="" style="max-width:100px;display:inline-block;color: #999; margin-top:12px"></li>8 h, d3 k, ~- \, @- I3 a7 T
<li><button onClick="jsCopy()" type="button" class="btn btn-sm">复制</button></li>
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</div>
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</body>9 T0 A+ w+ H& o
</html>" s5 P+ R7 e( V" ~8 a- P

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案例二：

<html>; q- v, ^" q& @: t2 J0 @0 X7 [" I
<head>. `4 X5 b) I! h. _& _$ ~( [; x
<meta charset="UTF-8">! J; ]3 N' q! g5 E+ Z
<meta name="viewport" content="width=device-width, initial-scale=1">. M+ D! Y/ ]9 a L \% j" y
<title>Zero Clipboard Test</title>9 Y( z: k* R, B# z4 G; C- T
</script>3 Q+ [4 F1 J) b" }
</head>% y& N1 U' j4 b9 p& O6 O w1 |0 `# w. ~
<body>& T- N- G1 f- s6 e4 S1 ]
<script type="text/javascript">
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function jsCopy(){
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var e=document.getElementById("contents");//对象是contents $ v! T/ R7 J0 \* j4 s9 X
e.select(); //选择对象 ; G+ H6 I8 o6 ]7 v% K1 c
tag=document.execCommand("Copy"); //执行浏览器复制命令
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if(tag){
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alert('复制内容成功');& Z+ h: _; Z7 }! a0 z- l
}
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}
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</script>
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<textarea id="contents" cols="40" rows="5"></textarea>
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<br />) @0 L2 r$ L9 q ?; D
<input type="button" onClick="jsCopy();" value="复制" />
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</body># D! g S6 G+ i( |1 V m
</html>
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以上都可以执行，亲自测试！

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