74th Day Break PHP Login control, main interface display, add shopping cart and place order

Login Interface index.php

<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/><title> Priority display Interface </title><link rel=" shortcut icon "type=" Image/x-icon "href=" my-img/ Title.ico "/><form action=" intest.php "method=" POST "><div> User name: <input type=" text "name=" UID "/> </div><div> Password: <input type= "text" name= "word"/></div><div><input type= "Submit" Value= "Submit"/></div></form>

Main interface (fruit shop) index-fruit.php

<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/><title> Priority display Interface </title><link rel=" shortcut icon "type=" Image/x-icon "href=" my-img/ Title.ico "/>
PHPSession_Start();if(!isset($_session[' UID '])){    Header(' location:index.php ');}include"Class/uniondatabase-class.php";$db=Newuniondatabase ();$sql= "SELECT * FROM Fruit";$result=$db->query ($sql);foreach($result  as $i){    Echo"<tr align= ' center ' > <td>$i[1]</td> <td>$i[2]</td> <td>$i[3]</td> <td>$i[4]</td> <td> <a href= ' intest-shoppingcart.php?code={$i[0]} ' > Add to Cart </a> </td> </tr>";}?></table><br><div> <a href= "index-shoppingcart.php" target= "_blank" >View Shopping Cart</a></div><style type= "Text/css" >table{Border-color:#0F0;}a{Text-decoration:none; Color:#00F;}a:hover{Color:#F00;}div{Position:Absolute; Left: 75%; Font-weight:Old ; Font-size:16px;}</style>

Shopping Cart Interface index-shoppingcart.php

<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/><title> Shopping cart </title>
PHPSession_Start();if(!isset($_session[' UID '])){    Header(' location:index.php ');}Else if(isset($_session[' Fruitname ']))    {        include"Class/uniondatabase-class.php"; $db=Newuniondatabase (); $attr=$_session[' Fruitname ']; foreach($attr  as $i)    {        $sql= "SELECT * from fruit where ids= ' {$i[0]} ' "; $result=$db->query ($sql); Echo"<tr align= ' center ' > <td>{$result[0][1]}</td> <td>{$result[0][2]}</td> <td>{$i[1]}</td> <td> <a href= ' intest-deletefruit.php?code=$i[0] ' > Delete quantity </a> </td> </tr>"; }}></table><br/><div><a href= ' intest-upfruit.php ' > Submit Order </a></div><style Type= "Text/css" >table{Border-color:#0F0;}a{Text-decoration:none; Color:#00F;}a:hover{Color:#F00;}div{Position:Absolute; Left: 80%; Font-weight:Bold; Font-size:16px;}</style>

Log in to the processing interface

<?PHPSession_Start();include"Class/uniondatabase-class.php";$db=Newuniondatabase ();$uid=$_post[' UID '];$word=$_post[' word '];$sql= "SELECT count (*) from user where uid= '$uid' and password= '$word‘";$result=$db-&GT;QUERYSTR ($sql);if($result==1){    $_session[' UID ']=$uid; Header("location:index-fruit.php");}Else{    Header(' location:index.php ');}

Product added to the shopping cart processing interface intest-shoppingcart.php

<?PHPSession_Start();$code=$_get[' Code '];//First time Clickif(!isset($_session[' Fruitname '])){    $attr=Array(Array($code, 1));//array of items and numbers stored    $_session[' Fruitname ']=$attr;}//Click multiple timesElse{    $attr=$_session[' Fruitname ']; if(Fruitisset ($code))    {        foreach($attr  as $k=$i)        {            if($i[0]==$code)            {                $attr[$k][1]=$i[1]+1; }        }        $_session[' Fruitname ']=$attr; }    Else    {        $arr=Array($code, 1); Array_push($attr,$arr); $_session[' Fruitname ']=$attr; }}Header(' location:index-fruit.php ');//a way to determine whether a shopping cart has some kind of fruitfunctionFruitisset ($code){    $attr=$_session[' Fruitname ']; $t=false; foreach($attr  as $i)    {        $t=$t||In_array($code,$i); }    return $t;}

Shopping Cart Product deletion processing interface intest-deletefruit.php

<?PHPSession_Start();$code=$_get[' Code '];$attr=$_session[' Fruitname '];foreach($attr  as $k=$i){    if($i[0]==$code)    {        $attr[$k][1]=$i[1]-1; if($attr[$k][1]==0)        {            Array_splice($attr,$k, 1); }    }    $_session[' Fruitname ']=$attr;}Header(' location:index-shoppingcart.php ');

Order Processing Interface intest-upfruit.php

<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/&GT;&LT;?PHPSession_Start();$Fruit=$_session[' Fruitname '];$Uid=$_session[' UID '];include"Class/uniondatabase-class.php";$db=Newuniondatabase ();$sql 1= "Select UserName from user where uid= '$Uid‘";$UserName=$db-&GT;QUERYSTR ($sql 1);//Get user name$Time=Date("Y-m-d h:i:s", Time());//get the order timeEcho $Uid;Echo $UserName;Echo $Time;$sql 2= "INSERT into order values ('", '$Uid‘,‘$UserName‘,‘$Time‘)";$db->query ($sql 2);foreach($Fruit  as $i){    $sql 3= "INSERT into OrderDetails values (' ', '$Uid‘,‘$i[0] ', '$i[1] ') '; $db->query ($sql 3);}

74th Day Break PHP Login control, main interface display, add shopping cart and place order