{"id":1822,"date":"2017-09-14T23:35:25","date_gmt":"2017-09-14T18:05:25","guid":{"rendered":"https:\/\/pheonixsolutions.com\/blog\/?p=1822"},"modified":"2017-09-14T23:35:25","modified_gmt":"2017-09-14T18:05:25","slug":"update-query-php-using-function","status":"publish","type":"post","link":"https:\/\/pheonixsolutions.com\/blog\/update-query-php-using-function\/","title":{"rendered":"Update query in php using function"},"content":{"rendered":"<p><strong>Posted Date:20-07-2017<\/strong><\/p>\n<p>In this we will explain mysql_query update using custom user created function<\/p>\n<p>Step 1: Create table name as product using following code<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"php\">CREATE TABLE `product` (  `pid` int(11) NOT NULL AUTO_INCREMENT,  `pname` varchar(100) NOT NULL,  `price` int(11) NOT NULL,  `pimg` varchar(100) NOT NULL,  `cat_id` int(11) NOT NULL,  PRIMARY KEY (`pid`)) ENGINE=InnoDB AUTO_INCREMENT=16 DEFAULT CHARSET=latin1\r\n<\/pre>\n<p>Stpp 2: Create html edit form<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"php\">\r\n  define(\"DB_HOST\", \"localhost\");\r\n \tdefine(\"DB_USER\", \"root\");\r\n \tdefine(\"DB_PSSWD\", \"\");\r\n \tdefine(\"DB_NAME\", \"demo\");\r\n\t$id = 1;\r\n\t$sql=\"SELECT * FROM `product` WHERE pid=$id\";\r\n  $result=mysqli_query($conn,$sql);\r\n\t\/\/ Associative array\r\n\t$row=mysqli_fetch_assoc($result);\r\n\t\/\/ print_r($row);\r\n<form method=\"POST\" action=\"\" id=\"editproduct-form\">\r\n          \r\n            \r\n             <label for=\"hd-desc\">Select Category<\/label>\r\n              &lt;input  name=&quot;cat_id&quot; id=&quot;cat-id&quot; value=&quot;\"&gt;\r\n                <label for=\"hd-desc\">Product Name<\/label>\r\n                &lt;input  id=&quot;product-name&quot; name=&quot;product_name&quot; placeholder=&quot;Enter Category&quot; value=&quot;\" type=\"text\"&gt;\r\n             \r\n                <label for=\"hd-desc\">Product Price<\/label>\r\n                &lt;input  id=&quot;product-price&quot; name=&quot;product_price&quot; placeholder=&quot;Enter Price&quot; value=&quot;\" type=\"text\"&gt;\r\n          \t\t\t&lt;input type=&quot;hidden&quot; name=&quot;id&quot; id=&quot;id&quot; value=&quot;\"&gt;   \r\n                &lt;!--    --&gt;\r\n                  <button type=\"submit\" name=\"save\" class=\"btn btn-success\" value=\"save\" id=\"add-save\">Save<\/button>\r\n             \r\n          \r\n        <\/form>\r\n<\/pre>\n<p>Step 3:Create php connection string,query update function and form submit action<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"php\">function qry_update($table='', $data='', $where='')\r\n{\r\n  define(\"DB_HOST\", \"localhost\");\r\n \tdefine(\"DB_USER\", \"root\");\r\n \tdefine(\"DB_PSSWD\", \"\");\r\n \tdefine(\"DB_NAME\", \"demo\");\r\n\t $conn = mysqli_connect(DB_HOST,DB_USER,DB_PSSWD,DB_NAME);\r\n    $cols = array();\r\n\r\n    foreach($data as $key=&gt;$val) {\r\n        $cols[] = \"$key = '$val'\";\r\n    }\r\n     foreach($where as $key=&gt;$val) {\r\n        $cols[] = \"$key = '$val'\";\r\n    }\r\n    $query = \"UPDATE $table SET \" . implode(', ', $cols);\r\n\t    if (!empty($where))\r\n\t\t\t{\r\n\t\t\t\tforeach ($where as $key =&gt; $value)\r\n\t\t\t\t{\r\n\t\t\t\t    $where_array[] = $key.' = '.'\"'.$value.'\"';\r\n\t\t\t\t}\r\n\t\t\t\t$query .= \" WHERE \".implode(' AND ', $where_array);\r\n\t\t\t}\r\n\t\t\t\/\/ echo $query;\r\n\t      $result=mysqli_query($conn,$query);\r\n      if ($result) \r\n      {\r\n        echo 1;\r\n      }\r\n      else\r\n      {\r\n        echo 0;\r\n      }\r\n}\r\nif(isset($_POST['save']))\r\n{\r\n   $data = array(\r\n            'cat_id'     =>  $_POST['cat_id'],\r\n            'pname'     =>   $_POST['product_name'],\r\n            'price'  =>  $_POST['product_price']\r\n        );\r\n   $where = array('pid'     =>  $_POST['id']);\r\n   $qry = qry_update('product',$data,$where);\r\n}\r\n<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Posted Date:20-07-2017 In this we will explain mysql_query update using custom user created function Step 1: Create table name as 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