这几天正在学习PHP.遇到了一个问题.是PHP如何接收表单的数据的.但根据教材上给的代码.我在IIS中运行,结果却出现错误.代码分为两个文件,一个为jobapp.html,一个为"jobapp_action.php": <HTML> <!-- jobapp.html --> <TITLE>工作申请表</TITLE> <BODY> <H1>Phop's Bicycles Job Application</H1> <P>Are you looking for an exciting career in the world of cyclery? Look no further! </P> <FORM NAME="frmJobApp" METHOD="POST" ACTION="jobapp_action.php"> Please enter your name: <INPUT TYPE="TEXT" NAME="applicant"><BR> <INPUT TYPE="SUBMIT" NAME="enter" VALUE="提交"> </FORM> </BODY> </HTML> <HTML> <!-- jobapp_action.php --> <BODY> <P>Welcome <?php echo($applicant); ?>!</P> </BODY> </HTML> 运行jobapp.html之后,输入姓名之后点提交,就出现了以下错误: Welcome Notice: Undefined variable: applicant in c:\inetpub\wwwroot\jobapp_action.php on line 3 ! 不知为何???望各位多加指教... 还有一个: <HTML> <!-- test.php --> <FORM> Please type yuour name here:<BR> <INPUT NAME="username" TYPE=TEXT><BR><BR> <INPUT NAME="submit" TYPE=SUBMIT> </FORM> <BR><BR> you typed: <?php echo($username); ?> </HTML> 结果也出现了以下问题: Notice: Undefined variable: username in c:\inetpub\wwwroot\test.php on line 12 请各位指教!!! 
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