php - Why isn't the textbox accepting any value? -

-

i keeping value(inserted user) of text box in variable $no. not showing when write echostatement. don't understand why??

i believe not inserting value properly. help. thank you.

    <!doctype html public "-//w3c//dtd xhtml 1.0 strict//en"             "http://www.w3.org/tr/xhtml1/dtd/xhtml1-strict.dtd">       <html>         <head>            <meta http-equiv="content-type"                   content="text/html; charset=iso-8859-1" />            <title>attendence form</title>      	  <link type = "text/css" rel = "stylesheet" href = "style.css">         </head>         <body>         <form action = "<?php $_server['php_self']; ?>" method = "post">          <table>      	<tr>      	 <th>department</th>      	 <th>year</th>      	 <th>course</th>      	 <th>lecture no</th>      	 <th>date</th>      	</tr>      	<tr>      	 <td>      	  <select name = "dept">      	   <option value = "cse">cse</option>      	   <option value = "eee">eee</option>      	  </select>      	 </td>      	 <td>      	  <select name = "year">      	   <option value = "1st">1st</option>      	   <option value = "2nd">2nd</option>      	  </select>      	 </td>      	 <td>      	  <select name = "course">      	   <option value = "cse2200">cse 2200</option>      	   <option value = "cse2201">cse 2201</option>      	   <option value = "cse2213">cse 2202</option>      	   <option value = "eee2217">eee 2217</option>      	   <option value = "math2207">math 2207</option>      	  </select>      	  </td>      	  <td>      	   <input type = "text" name = "days" />      	  </td>      	 <td>      	  <?php echo date("y/m/d"); ?>      	 </td>      	</tr>      	<tr>      	 <td></td>      	 <td></td>      	 <td></td>      	 <td>      	  <input type = "submit" name = "submit" value = "take attendence" />      	 </td>      	 <td>      	  <input type = "submit" name = "view" value = "view attendence" />      	 </td>            	</tr>      	</table>      	<hr />      	<table>      	 <?php      	  $year = $_post['year'];      	  $dept = $_post['dept'];      	  $course = $_post['course'];      	  $no = $_post['days'];      	  $date = date("y/m/d");      	        	  echo $days;      	  if(isset($_post['submit']) && !isset($_post['calculate']) && !isset($_post['view'])){       	    if($year == '1st')      			 $roll = 1400000;      		 else if($year == '2nd')      			 $roll = 1300000;      		       		 if($dept == 'cse')      			 $roll = $roll + 7000;      		 else if($dept == 'eee')      			 $roll = $roll + 3000;      	  $i = 1;      	  echo '<tr><th>attendence form:</th></tr>';      	  while($i <= 10){      		  $roll = $roll + 1;      		  echo '<tr> <td> <input type = "checkbox" value = "'. $roll . '" name = "present[]">'.$roll.'</input> </td></tr>';      		  $i++;      	    }      	  ?>           <td>      	  <input type = "submit" name = "calculate" value = "calculate" />      	 </td>      	 <?php       	  }      	  else if(isset($_post['calculate'])){      		  $dbc = mysqli_connect('localhost', 'root', '', 'rankodatabase')      			or die('error connecting database');      		  foreach($_post['present'] $p){      			  $query1 = "select * attendence roll = '$p' , course = '$course'";      			  $result1 = mysqli_query($dbc, $query1)      				or die('error in select query1');      			  $p_days = 0;      			  while($row = mysqli_fetch_array($result1)){      				  $p_days++;      				  echo 'roll'. $row['roll'] . ' course' . $row['course'] . ' date' . $row['date'] . ' percentage' . $row['percentage'] . '<br />';      			  }      			        			  echo 'lecture' . $no;      			  /*$percentage = ($p_days / $no_of_lecture) * 100;      			  $query2 = "insert attendence values('$p', '$course', '$date', '$percentage')";      			  $result2 = mysqli_query($dbc, $query2)      				 or die('error in insert query2'); */      		  }      		  //$query = "insert attendence values('"      	  }            	  ?>      	</table>      	</form>         </body>       </html>


Comments

Post a Comment

Popular posts from this blog

ruby - Trying to change last to "x"s to 23 -

-
i have been playing around irb , have string looks this: irb(main):072:0> puts ["[\"4354 5432 5432 xxxxx\", \"6547 6547 8543 xxxxx\", \"2344 6543 6674 xxxxx\", \"2346 6236 7543 xxxxx\", \"1273 5585 5587 xxxxx\"]"] => nil irb(main):073:0> what want gsub last 2 "x" s of each 17 digit combination, 23 . what i've tried far (i've been using rubular): a.gsub(/\d[x]/,"23") <= grabs "x" s i'm close a.gsub(/\w[x{2}]/,"23") <= grabs "x" s grabs two digits each combination. is there easier way i'm not understanding? a.gsub(/\d{4} \d{4} \d{4} xxx\kxx/, '23') \d{4} = 4 digits what \k drop matched far. can use don't replace entire number, still able validate have in desired format.
Read more

jquery - Clone last and append item to closest class -

-
this bare-bones code on page: <div class="list-container"> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> </div> <p><button class="add-list-item">add</button></p> <div class="list-container"> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> <div class="single-list-item"> <button>remove</button> </div> </div> <p><button class="add-list-item">add</button></p> <di
Read more

c - Unrecognised emulation mode: elf_i386 on MinGW32 -

-
i'm trying make kernel, , cannot link c output assembly. ld . i'm getting error: unrecognized emulation mode: elf_i386 i'm using windows 10 professional mingw32 , msys. code using: link.ld /* * link.ld */ output_format(elf32-i386) entry(start) sections { . = 0x100000; .text : { *(.text) } .data : { *(.data) } .bss : { *(.bss) } } kernel.c /* * kernel.c */ void kmain(void) { const char *str = "my first kernel"; char *vidptr = (char*)0xb8000; //video mem begins here. unsigned int = 0; unsigned int j = 0; /* loops clears screen * there 25 lines each of 80 columns; each element takes 2 bytes */ while(j < 80 * 25 * 2) { /* blank character */ vidptr[j] = ' '; /* attribute-byte - light grey on black screen */ vidptr[j+1] = 0x07; j = j + 2; } j = 0; /* loop writes string video memory */ while(str[j] != '\0') { /
Read more