纯js生成验证码

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实现代码: <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <head> <meta charset="UTF-8"> <title></title> </head> <style type="text/css"> .code { backgroun…

H5+JS生成验证码

效果图如下: <canvas id="canvas1" style="margin-left: 200px;"></canvas><br /> <button id="btnRefresh" style="position: relative;left: 200px;">看不清,刷新一下</button> <script> /*定义函数生成随机颜色*/ f…

纯js生成QRCode

纯js,不依赖jquery,非常好用,废话不多说,直接上代码! <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1,maximum-scale=1, user-scalable=no" /> <…

示例代码: var svgCaptcha = require('svg-captcha'); var fs = require('fs'); var codeConfig = { size: 5,// 验证码长度 ignoreChars: '0o1i', // 验证码字符中排除 0o1i noise: 2, // 干扰线条的数量 height: 44 } var captcha = svgCaptcha.create(codeConfig); fs.writeFileSync('test.png…

js生成验证码并检验

<html> <head> <title>验证码</title> <style type="text/css"> #code { font-family:Arial; font-style:italic; font-weight:bold; border:0; letter-spacing:2px; color:blue; } </style> <script type = "text/javasc…

js生成验证码并验证

前台代码: <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtm…

js生成验证码并且判断

js生成验证码并且验证

<html> <head> <title>验证码</title> <style type="text/css"> #code { font-family:Arial; font-style:italic; font-weight:bold; border:0; letter-spacing:2px; color:blue; } </style> <script type = "text/javasc…

js生成验证码并验证的登录页面

<!Doctype html> <html> <head> <meta charset="utf-8"/> <title>验证码 </title> <style type="text/css"> *{ margin:0; padding:0; } a{ text-decoration: none; } .main_bar{ width:100%; height: 350px; mar…

纯js写验证码

<html> <head> <meta name="viewport" content="width=device-width" /> <title></title> <style type="text/css"> .code { background-image: url(code.jpg); font-family: Arial; font-style: italic;…