$pword = $_POST['password']
$uname = htmlspecialchars($uname)
$pword = htmlspecialchars($pword)
$uLength = strlen($uname)
$pLength = strlen($pword)
if ($uLength >= 10 &&$uLength <= 20) {
$errorMessage = ""
}
else {
$errorMessage = $errorMessage . "Username must be between 10 and 20 characters" . "<BR>"
}
if ($pLength >= 8 &&$pLength <= 16) {
$errorMessage = ""
}
else {
$errorMessage = $errorMessage . "Password must be between 8 and 16 characters" . "<BR>"
}
$user_name = "root"
$pass_word = ""
$database = "login"
$server = "127.0.0.1"
$db_handle = mysql_connect($server, $user_name, $pass_word)
$db_found = mysql_select_db($database, $db_handle)
if ($db_found) {
}
$SQL = "SELECT * FROM login WHERE L1 = $uname"
$result = mysql_query($SQL)
$num_rows = mysql_num_rows($result)
if ($num_rows >0) {
$errorMessage = "Username already taken"
}
else {
}
以下为个人原创教学例子,任何人引用需注明出自百度知道用户am7972,楼主可供参考\x0d\x0a该例子涵盖了文本框、密码框、下拉菜单、单选框、复选框及文本区的使用\x0d\x0a同时在数据的使用方面涵盖了文本型、数值型、日期型、布尔型的使用\x0d\x0a也涵盖了在会员信息入数据库前,进行严格的数据检查\x0d\x0a不足处,JS验证还不是太完善,不过有服务端认证足够了\x0d\x0a会员注册\x0d\x0a\x0d\x0a\x0d\x0a\x0d\x0a\x0d\x0a 会员注员 \x0d\x0a | |
姓名: | \x0d\x0a |
密码: | \x0d\x0a |
性别: | 男 女 \x0d\x0a |
生日: | \x0d\x0a |
年龄: | \x0d\x0a |
爱好: | 上网读书 体育 \x0d\x0a |
上网方式: | \x0d\x0a 拨号上网 无线上网 光纤上网 \x0d\x0a \x0d\x0a |
个人简介: | |
\x0d\x0a\x0d\x0a\x0d\x0a\x0d\x0a====bb.asp的会员注册非法数据监测====\x0d\x0a0 Then\x0d\x0a Response.write "姓名不能包含特殊符号!@#$%^&*()_-+|?/"",." \x0d\x0a Response.End \x0d\x0a End If\x0d\x0aNext\x0d\x0a'判断密码合不合法,是否包含非法数据userPassword = Trim(userPassword)If userPassword ="" Then Response.write "密码不能为空" Response.EndEnd If\x0d\x0aIf Len(userPassword)>20 Then\x0d\x0a Response.write "密码字数不能超过20个字" \x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0a'判断密码合不合法,是否包含非法数据\x0d\x0aSex = Trim(Sex)\x0d\x0aIf Sex = "" Then\x0d\x0a Response.write "性别不能为空"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aIf Sex "True" And Sex "False" Then\x0d\x0a Response.write "性别不能为不男不女"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0a'判断生日合不合法,是否包含非法数据\x0d\x0auserSR = Trim(userSR)\x0d\x0aIf userSR ="" Then\x0d\x0a Response.write "生日不能为空"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aIf Len(userSR)10 Then '例如:2012-6-3 2012-11-23\x0d\x0a Response.write "你输入的生日字数不对,应为2012-6-3或2012-11-23格式" \x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aIf IsDate(userSR)=False Then\x0d\x0a Response.write "你输入的生日格式不能转化为日期,请核实" \x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aIf DateDiff("yyyy",userSR,Date())200 Then\x0d\x0a Response.write "根据你输入的生日你可能小于1岁或已经超过200岁了,请核查重新输入" \x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0a'判断年龄合不合法,是否包含非法数据userNL = Trim(userNL)If userNL ="" Then\x0d\x0a Response.write "年龄不能为空" \x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aIf IsNumeric(userNL)=False Then\x0d\x0a Response.write "你输入的年龄不能转化为数值,请核查"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0auserNL = CInt(userNL)\x0d\x0aIf userNL200 Then\x0d\x0a Response.write "你输入的年龄不能小于0岁或者大于200岁,请核查"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0a'判断爱好合不合法,是否包含非法数据ah = Trim(ah) '选择多个爱好则系统会用,分开 //测试\x0d\x0aah = Replace(ah," ","")\x0d\x0aarrAh = Split(ah,",")\x0d\x0aFor i = LBound(arrAh) To UBound(arrAh)\x0d\x0a If arrAh(i)"sw" And arrAh(i)"ds" And arrAh(i)"ty" Then \x0d\x0aResponse.write i & "你选择的爱好有问题,请核查" & arrAh(i)\x0d\x0aResponse.End\x0d\x0aEnd If\x0d\x0aNext\x0d\x0a'判断上网方式合不合法,是否包含非法数据swfs = Trim(swfs)If swfs = "" Then\x0d\x0a Response.write "上网方式不能为空"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aIf swfs"bhsw" And swfs"wxsw" And swfs"gxsw" Then\x0d\x0a Response.write "你选择的上网方式有问题,请核查"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0a'判断个人简介是否为空,是否超出1000个字\x0d\x0auserGrjs = Trim(userGrjs)\x0d\x0aIf userGrjs = "" Then\x0d\x0a Response.write "个人简介不能为空" \x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aIf Len(userGrjs) > 1000 Then\x0d\x0a Response.write "个人简介不能超过1000个字"\x0d\x0a Response.End\x0d\x0aEnd If\x0d\x0aResponse.write "数据合法性检测通过"\x0d\x0a%>\x0d\x0a====登陆的HTML代码可相信楼主参照会员注册代码应该没问题了==== 欢迎分享,转载请注明来源:内存溢出
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