PHP an intro -1

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  • 1. HTML , PHP , MYSQL J.JAGAN., M.C.A KANCHI LINUX USER GROUP
  • 2. HTML <html> <html> <head> </head> <head>LINUX</head> <body> </body> <body>we are in </html> meeting</body> </html> Note: Save by extention “file_name.html”
  • 3. HTML <html> <body><form name=“a” action=“detail.php” method=post> NO:<input type=“text” name=“no” size=“10”> SEX: Male<input type=“radio” name=“sex” value=“male”> Female<input type=“radio” name=“sex” value=“female”> DEPARTMENT : <select name=“dept”> <option>MBA</option> <option>MCA</option> </select> </form> </body> </html>
  • 4. ATTRIBUTES <br> = give break <a href=“path”>link_name</a> = for link <table> </table> = create table <tr> </tr> = insert table row <td> </td> = table definition <h1,2,3,4></h1,2,3,4> = predefined font <img src=“path”> = insert image
  • 5. Php_manual.ico FIRST CODE <? php <html> echo “This is PHP”; <body> echo “<br>” ; <?php ?> echo “This is PHP”; echo “<br>”; ?> </body> </html>
  • 6. php <?php <?php $ variable_name; $a=10; echo “variable_name”; echo“$a”; ?> ?>
  • 7. php Loop: if: <?php <?php for($a=1;$a<=5;$a++) $a=20; { $b=10; echo “$a”; if($a>$b) } { ?> echo “A is greater”; } else { echo “B is greater; } ?>php
  • 8. Form with php <html> <body><form name=“a” action=“detail.php” method=post> NO:<input type=“text” name=“no” size=“10”> SEX: Male<input type=“radio” name=“sex” value=“male”> Female<input type=“radio” name=“sex” value=“female”> DEPARTMENT : <select name=“dept”> <option>MBA</option> <option>MCA</option> </select> </form> </body></html>
  • 9. detail.php <?php $no=$_POST[‘no’]; $sex=$_POST[‘sex’]; $dept=$_POST[‘dept’]; echo “$no”; echo “<br>”; echo “$sex”; echo “<br>”; echo “$dept”; ?>
  • 10. mysql for insert <?php $conn = mysql_connect('localhost', 'root', '') or die('Could not connect: ' . mysql_error()); echo ("Connected successfully"); echo ( "<BR>"); $rs=mysql_select_db(“stud",$conn) or die('cannot access'); $sql=("insert into info values ('$_POST[no]','$_POST[sex]','$_POST[dept]‘ )”); $rs=mysql_query($sql,$conn) or die(“not connected"); echo("<br>"); echo("DATA IS INSERTED"); ?>
  • 11. For view <?php $link = mysql_connect('localhost', 'root', '') or die('Could not connect: ' . mysql_error()); echo 'Connected successfully'."<BR>"; mysql_select_db(“stud”,$link) or die('cannot access'); $sql="select *from info";
  • 12. echo "<table table color=red border='10' bordercolor=green > <tr bgcolor=cyan> <TH>NO</TH> <TH>SEX</TH> <TH>DEPT</TH> </tr>"; while(($row=mysql_fetch_array($rs))) { echo("<tr>"); echo("<td>" . $row[“no"]. "</td>"); echo("<td>" . $row[“sex"] . "</td>"); echo("<td>" . $row[“dept"]."</td>"); echo("</tr>"); } echo("</table>");
  • 13. THANK YOU WILL SEE ON NEXT SUNDAY ANY QUIRES ?