BootStrap3.0学习--起步

Bootstrap是一个基于HTML5、CSS3和jQuery的前端框架,由LESSCSS编写,用于快速开发Web应用程序和网站。该框架支持多种设备运行,具有丰富的组件、JavaScript插件、排版、表单控件等功能。它具有响应式栅格结构、丰富的特色和易于使用的特性,适用于构建高效、美观的Web应用。Bootstrap框架完全开源,代码托管在GitHub平台。

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Bootstrap简介

Bootstrap 是一个用于快速开发 Web 应用程序和网站的前端框架;基于HTML5、CSS3和jQuery开发的,由动态CSS语言LESS编写而成。

◆由@mdo和@fat 在Twitter工作时创建的,2011 年8月在GitHub上发布的开源产品,使用LESS CSS并用Node编译,托管在GitHub上,方便大家使用这一框架构建更好的web应用。

◆一个框架,可以在多种设备上运行,使你的网站和应用能在 Bootstrap 的帮助下通过同一份代码快速、有效适配手机、平板、PC 设备,这一切都是CSS媒体查询(Media Query)的功劳。

◆具有丰富的特色,12列的响应式栅格结构、丰富的组件、JavaScript插件、排版、表单控件,还有基于web的定制工具。

◆Bootstrap 是完全开源的。它的代码托管、开发、维护都依赖 GitHub 平台。

 

注:

1.LESS是一种基于CSS之上的高级语言,其目的是使得CSS开发更灵活和更强大。快速入门:http://www.w3cschool.cc/manual/lessguide/

2.Twitter是一个社交网络及微博客服务的网站,是全球互联网上访问量最大的十个网站之一。

3.GitHub 项目主页https://github.com/twbs/bootstrap

 

下载

在官网下载一个用于生产环境的Bootstrap的预编译版本,目录如下:

bootstrap/
├── css/
│   ├── bootstrap.css
│   ├── bootstrap.min.css
│   ├── bootstrap-theme.css
│   └── bootstrap-theme.min.css
├── js/
│   ├── bootstrap.js
│   └── bootstrap.min.js
└── fonts/
    ├── glyphicons-halflings-regular.eot
    ├── glyphicons-halflings-regular.svg
    ├── glyphicons-halflings-regular.ttf
    └── glyphicons-halflings-regular.woff
如上图所示,可以看到已编译的 CSS 和 JS(bootstrap.*),以及已编译压缩的 CSS 和 JS(bootstrap.min.*)。同时也包含了Glyphicons 的字体,这是一个可选的Bootstrap主题。

注:

1.字体图标文件来自于Glyphicons字体,替代了先前的glyphicons-halflings.png图片

2.jQuery库的版本>=1.9.0即可

3.各个文件都有CDN加速服务,可以任意调用服务器毫无压力,在你的项目中直接调

<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>即可

其他引用请查看:http://www.bootcdn.cn/

 

基础模板

复制代码
<!DOCTYPE html>
<html lang="zh-cn">
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">

    <!-- 包含头部信息用于适应不同设备 -->
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <title>Bootstrap基础模板</title>

    <!-- 包含 bootstrap 样式表 -->
    <link href="css/bootstrap.min.css" rel="stylesheet">

    <!-- 修复HTML5在IE9以下的浏览器不支持的标签 -->
    <!--[if lt IE 9]>
      <script src="http://cdn.bootcss.com/html5shiv/3.7.2/html5shiv.min.js"></script>
      <script src="http://cdn.bootcss.com/respond.js/1.4.2/respond.min.js"></script>
    <![endif]-->
  </head>
  <body>
    <h1>你好,世界!</h1>

    <!-- jQuery是Bootstrap所必须的js插件 -->
    <script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>

    <!-- 合并了Bootstrap JavaScript 插件 -->
    <script src="js/bootstrap.min.js"></script>
  </body>
</html>
复制代码

 

注:

1.X-UA-Compatible是IE8的一个专有属性,用来设置IE浏览器兼容模式,IE=edge来指示IE8使用它支持的最高模式。

2.Respond.js 是一个快速、轻量的polyfill,用于为IE6-8以及其它不支持CSS3 Media Queries 的浏览器提供媒体查询的 min-width 和 max-width 特性,实现响应式网页设计(Responsive Web Design)。

3.BootStrap前缀boot是长靴的意思,BootStrap.js放在body的底部,这样加载速度会更快^_^

4.jquery.js的位置是放在BootStrap.js上方的,因为BootStrap.js是基于jquery开发哒!

E:\jdk17\bin\java.exe -XX:TieredStopAtLevel=1 -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dspring.jmx.enabled=true -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-Dmanagement.endpoints.jmx.exposure.include=*" "-javaagent:E:\Java Web\IntelliJ IDEA 2023.3.1\lib\idea_rt.jar=55518:E:\Java Web\IntelliJ IDEA 2023.3.1\bin" -Dfile.encoding=UTF-8 -classpath "E:\web projects\StuInfoSystem-master\target\classes;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\webjars\bootstrap\4.0.0\bootstrap-4.0.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\webjars\npm\popper.js\1.11.1\popper.js-1.11.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\webjars\jquery\3.3.1\jquery-3.3.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-jdbc\2.6.1\spring-boot-starter-jdbc-2.6.1.jar;E:\Java 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Web\javawebb\maven\apache-maven-3.9.9\maven-repo\mysql\mysql-connector-java\8.0.11\mysql-connector-java-8.0.11.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-thymeleaf\2.6.1\spring-boot-starter-thymeleaf-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\thymeleaf\thymeleaf-spring5\3.0.9.RELEASE\thymeleaf-spring5-3.0.9.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\thymeleaf\thymeleaf\3.0.9.RELEASE\thymeleaf-3.0.9.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\attoparser\attoparser\2.0.4.RELEASE\attoparser-2.0.4.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\unbescape\unbescape\1.1.5.RELEASE\unbescape-1.1.5.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\thymeleaf\extras\thymeleaf-extras-java8time\3.0.4.RELEASE\thymeleaf-extras-java8time-3.0.4.RELEASE.jar;E:\Java 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Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-configuration-processor\2.6.1\spring-boot-configuration-processor-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\apache\ibatis\ibatis-core\3.0\ibatis-core-3.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\javax\servlet\javax.servlet-api\3.1.0\javax.servlet-api-3.1.0.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\spring-expression\4.3.16.RELEASE\spring-expression-4.3.16.RELEASE.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\springframework\boot\spring-boot-starter-validation\2.6.1\spring-boot-starter-validation-2.6.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\hibernate\validator\hibernate-validator\6.2.0.Final\hibernate-validator-6.2.0.Final.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\jakarta\validation\jakarta.validation-api\2.0.2\jakarta.validation-api-2.0.2.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\org\jboss\logging\jboss-logging\3.4.2.Final\jboss-logging-3.4.2.Final.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\fasterxml\classmate\1.5.1\classmate-1.5.1.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\pagehelper\pagehelper-spring-boot-starter\1.2.10\pagehelper-spring-boot-starter-1.2.10.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\pagehelper\pagehelper-spring-boot-autoconfigure\1.2.10\pagehelper-spring-boot-autoconfigure-1.2.10.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\pagehelper\pagehelper\5.1.8\pagehelper-5.1.8.jar;E:\Java Web\javawebb\maven\apache-maven-3.9.9\maven-repo\com\github\jsqlparser\jsqlparser\1.2\jsqlparser-1.2.jar" com.lc.demo.DemoApplication . ____ _ __ _ _ /\\ / ___&#39;_ __ _ _(_)_ __ __ _ \ \ \ \ ( ( )\___ | &#39;_ | &#39;_| | &#39;_ \/ _` | \ \ \ \ \\/ ___)| |_)| | | | | || (_| | ) ) ) ) &#39; |____| .__|_| |_|_| |_\__, | / / / / =========|_|==============|___/=/_/_/_/ :: Spring Boot :: (v2.6.1) 2025-06-16 21:38:40.465 INFO 17588 --- [ main] com.lc.demo.DemoApplication : Starting DemoApplication using Java 17.0.11 on Cui with PID 17588 (E:\web projects\StuInfoSystem-master\target\classes started by 19811 in E:\web projects\StuInfoSystem-master) 2025-06-16 21:38:40.468 INFO 17588 --- [ main] com.lc.demo.DemoApplication : No active profile set, falling back to default profiles: default 2025-06-16 21:38:40.584 WARN 17588 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name &#39;org.springframework.context.annotation.internalConfigurationAnnotationProcessor&#39;: Cannot resolve reference to bean &#39;org.springframework.boot.autoconfigure.internalCachingMetadataReaderFactory&#39; while setting bean property &#39;metadataReaderFactory&#39;; nested exception is org.springframework.beans.factory.BeanExpressionException: Expression parsing failed; nested exception is java.lang.NoSuchMethodError: &#39;void org.springframework.expression.spel.support.StandardTypeConverter.<init>(java.util.function.Supplier)&#39; 2025-06-16 21:38:40.898 ERROR 17588 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : *************************** APPLICATION FAILED TO START *************************** Description: An attempt was made to call a method that does not exist. The attempt was made from the following location: org.springframework.context.expression.StandardBeanExpressionResolver.evaluate(StandardBeanExpressionResolver.java:160) The following method did not exist: &#39;void org.springframework.expression.spel.support.StandardTypeConverter.<init>(java.util.function.Supplier)&#39; The calling method&#39;s class, org.springframework.context.expression.StandardBeanExpressionResolver, was loaded from the following location: jar:file:/E:/Java%20Web/javawebb/maven/apache-maven-3.9.9/maven-repo/org/springframework/spring-context/5.3.13/spring-context-5.3.13.jar!/org/springframework/context/expression/StandardBeanExpressionResolver.class The called method&#39;s class, org.springframework.expression.spel.support.StandardTypeConverter, is available from the following locations: jar:file:/E:/Java%20Web/javawebb/maven/apache-maven-3.9.9/maven-repo/org/springframework/spring-expression/4.3.16.RELEASE/spring-expression-4.3.16.RELEASE.jar!/org/springframework/expression/spel/support/StandardTypeConverter.class The called method&#39;s class hierarchy was loaded from the following locations: org.springframework.expression.spel.support.StandardTypeConverter: file:/E:/Java%20Web/javawebb/maven/apache-maven-3.9.9/maven-repo/org/springframework/spring-expression/4.3.16.RELEASE/spring-expression-4.3.16.RELEASE.jar Action: Correct the classpath of your application so that it contains compatible versions of the classes org.springframework.context.expression.StandardBeanExpressionResolver and org.springframework.expression.spel.support.StandardTypeConverter 进程已结束,退出代码为 1
最新发布
06-18
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