check if data exists in table laravel code example

Example 1: laravel check record exists

$user = User::where('email', '=', Input::get('email'))->first();
if ($user === null) {
   // user doesn't exist
}

Example 2: check table exists in db laravel

if (!Schema::hasTable('table_name')) {
    // Code to create table
}

Example 3: if notexists in laravel query

if (User::where('email', '=', Input::get('email'))->exists()) {
   // user found
}