update.php

<?php
include '../../utils/bd.php';

$stmt = $conn->prepare("UPDATE cliente SET nome = :nome, email = :email, cnpj = :cnpj 
WHERE idcliente = :id");

$stmt->bindParam(':id', $_POST['id']);
$stmt->bindParam(':nome', $_POST['nome']);
$stmt->bindParam(':email', $_POST['email']);
$stmt->bindParam(':cnpj', $_POST['cnpj']);

try
{
	$stmt->execute();
	
	header("Location: ../../pages/cliente/listar.php");
}
catch(PDOException $e)
{
	echo "Erro: " . $e->getMessage();
}

?>