php catch sql error

how to catch mysql error in php

<?php
define("MYSQL_CONN_ERROR", "Unable to connect to database.");

// Ensure reporting is setup correctly
mysqli_report(MYSQLI_REPORT_STRICT);

// Connect function for database access
function connect($usr,$pw,$db,$host) {
   try {
      $mysqli = new mysqli($host,$usr,$pw,$db);
      $connected = true;
   } catch (mysqli_sql_exception $e) {
      throw $e;
   }
}

try {
  connect('username','password','database','host');
  echo 'Connected to database';
} catch (Exception $e) {
  echo $e->errorMessage();
}
?>

Posted by: Guest on April-09-2021

Source

<?php function inverse($x) { if (!$x) { throw new Exception('Division durch Null.'); } return 1/$x; } try { echo inverse(5) . "\n"; echo inverse(0) . "\n"; } catch (Exception $e) { echo 'Exception abgefangen: ', $e->getMessage(), "\n"; } // Ausführung fortsetzen echo "Hallo Welt\n"; ?>

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