/PHP/Php pdo Check if row exists in the database

Php pdo Check if row exists in the database

$stmt = $conn->prepare('SELECT * FROM table WHERE ID=?');
$stmt->bindParam(1, $_GET['id'], PDO::PARAM_INT);
$stmt->execute();
$row = $stmt->fetch(PDO::FETCH_ASSOC);

if( ! $row)
{
    echo 'nothing found';
}

/*
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC); // Same here
if( ! $rows)
{
    echo 'nothing found';
}
*/

Source: stackoverflow.com

Php pdo check if record exists before insert

$sql = $dbh->prepare("SELECT COUNT(*) AS `total` FROM directory WHERE telephone = :phone");
$sql->execute(array(':phone' => $telephone));
$result = $sql->fetchObject();

if ($result->total > 0) 
{
    echo 'The telephone number: ' . $telephone. ' is already in the database<br />';
}
else 
{
      echo 'No rows matched the query.';
}

Source: stackoverflow.com

Php pdo check if record exists before insert

ALTER TABLE `requests` ADD UNIQUE `imdbid_unique`(`imdbid`);

Source: stackoverflow.com

Similar codes

0 vote201 views1 answer
Rewrite rule wp blog to subdirectory
PHP
0 vote237 views1 answer
Type casting in php
PHP
6 votes230 views5 answers
Laravel disable cors
PHP
0 vote231 views1 answer
Php remove nbsp from string
PHP
0 vote238 views1 answer
Automatically create html page using php and mysql
PHP
0 vote255 views1 answer
Trova corrispondenza nella stringa php
PHP
1 vote241 views2 answers
Php replace space with 20
PHP
0 vote275 views2 answers
Laravel allow all fillable
PHP Laravel
1 vote276 views1 answer
Laravel change post request before save
PHP Laravel
3 votes243 views6 answers
Php remove value from array if exists
PHP