JavaScript表单验证不成功不能提交怎么办-创新互联
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一、基本目标
一个表单认证页,如果输入的用户名超过10位则会立即在输入框旁边弹出提示:

如果密码少于6位,而且两次输入密码不一致同样弹出提示,

如果你没有勾选阅读条款的复选框,同样会弹出提示

知道你所有的项目满足设定的条件之前,提交按钮无效。
满足设定条件,表单通过get的方法提交。

二、制作过程
整个页面的代码如下:
formcheck
下面一个一个函数进行说明:
1.先完成html页面的表单部分,也就是整个页面主体
部分
每一个表单的都分别设置了id与name,id是给上面的js函数getelementbyid使用的,name是给action的get方法使用。
onchange()是当用户输入完毕,元素改变之后才js的函数调用,onkeyup是完成一个字母输入就进行js函数调用,那当然选择前者。
总表单的提交是首先要通过onsubmit()方法的判断,如果这个onsubmit()的真值不为真,就不让提交,一般这个值默认为真,表单是无条件就条件,所以我们要让其返回check()所返回的值,看看此表单是否被允许调教
2.JS函数,也就是
头的
基本
文件
流程
错误
SQL
调试
- 请求信息 : 2026-05-25 05:39:23 HTTP/1.1 GET : /article/cspdii.html
- 运行时间 : 1.7468s ( Load:0.0080s Init:0.9808s Exec:0.7466s Template:0.0114s )
- 吞吐率 : 0.57req/s
- 内存开销 : 2,259.01 kb
- 查询信息 : 12 queries 5 writes
- 文件加载 : 36
- 缓存信息 : 0 gets 0 writes
- 配置加载 : 130
- 会话信息 : SESSION_ID=grd58hvhgk7saimpf7q9bj4l15
- /www/wwwroot/tsicrk.com/index.php ( 1.09 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/ThinkPHP.php ( 4.61 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Think.class.php ( 12.26 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Storage.class.php ( 1.37 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Storage/Driver/File.class.php ( 3.52 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Mode/common.php ( 2.82 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Common/functions.php ( 53.56 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Hook.class.php ( 4.01 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/App.class.php ( 13.49 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Dispatcher.class.php ( 14.79 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Route.class.php ( 13.36 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Controller.class.php ( 11.23 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/View.class.php ( 7.59 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Behavior/BuildLiteBehavior.class.php ( 3.68 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Behavior/ParseTemplateBehavior.class.php ( 3.88 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Behavior/ContentReplaceBehavior.class.php ( 1.91 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Conf/convention.php ( 11.15 KB )
- /www/wwwroot/tsicrk.com/App/Common/Conf/config.php ( 2.14 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Lang/zh-cn.php ( 2.55 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Conf/debug.php ( 1.49 KB )
- /www/wwwroot/tsicrk.com/App/Home/Conf/config.php ( 0.31 KB )
- /www/wwwroot/tsicrk.com/App/Home/Common/function.php ( 3.33 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Behavior/ReadHtmlCacheBehavior.class.php ( 5.62 KB )
- /www/wwwroot/tsicrk.com/App/Home/Controller/ArticleController.class.php ( 6.02 KB )
- /www/wwwroot/tsicrk.com/App/Home/Controller/CommController.class.php ( 1.60 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Model.class.php ( 60.11 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Db.class.php ( 32.43 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Db/Driver/Pdo.class.php ( 16.74 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Cache.class.php ( 3.83 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Cache/Driver/File.class.php ( 5.87 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Template.class.php ( 28.16 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Template/TagLib/Cx.class.php ( 22.40 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Template/TagLib.class.php ( 9.16 KB )
- /www/wwwroot/tsicrk.com/App/Runtime/Cache/Home/7540f392f42b28b481b30614275e4e55.php ( 17.71 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Behavior/WriteHtmlCacheBehavior.class.php ( 0.97 KB )
- /www/wwwroot/tsicrk.com/ThinkPHP/Library/Behavior/ShowPageTraceBehavior.class.php ( 5.24 KB )
- [ app_init ] --START--
- Run Behavior\BuildLiteBehavior [ RunTime:0.000007s ]
- [ app_init ] --END-- [ RunTime:0.000036s ]
- [ app_begin ] --START--
- Run Behavior\ReadHtmlCacheBehavior [ RunTime:0.000340s ]
- [ app_begin ] --END-- [ RunTime:0.000366s ]
- [ view_parse ] --START--
- [ template_filter ] --START--
- Run Behavior\ContentReplaceBehavior [ RunTime:0.000071s ]
- [ template_filter ] --END-- [ RunTime:0.000101s ]
- Run Behavior\ParseTemplateBehavior [ RunTime:0.007996s ]
- [ view_parse ] --END-- [ RunTime:0.008022s ]
- [ view_filter ] --START--
- Run Behavior\WriteHtmlCacheBehavior [ RunTime:0.000190s ]
- [ view_filter ] --END-- [ RunTime:0.000209s ]
- [ app_end ] --START--
- 1064:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') LIMIT 1' at line 1
[ SQL语句 ] : SELECT `id`,`pid`,`navname` FROM `cx_nav` WHERE ( id= ) LIMIT 1
- 1064:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') LIMIT 1' at line 1
[ SQL语句 ] : SELECT `id`,`navname` FROM `cx_nav` WHERE ( id= ) LIMIT 1
- 1064:You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1
[ SQL语句 ] : SELECT `id`,`navname` FROM `cx_nav` WHERE ( pid= )
- [8] Undefined index: pid /www/wwwroot/tsicrk.com/App/Home/Controller/ArticleController.class.php 第 47 行.
- [8] Undefined index: db_host /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Db.class.php 第 120 行.
- [8] Undefined index: db_port /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Db.class.php 第 121 行.
- [8] Undefined index: db_name /www/wwwroot/tsicrk.com/ThinkPHP/Library/Think/Db.class.php 第 122 行.

1.7468s
