Cascade in laravel migration

$table->dropForeign('answers_user_id_foreign');
$table->foreign('user_id')
->references('id')->on('users')
->onDelete('cascade');

Source: stackoverflow.com

Cascade laravel

Schema::create('posts', function (Blueprint $table) {
    $table->id();
    $table->foreignId('author')->constrained('users')->onDelete('cascade')->onUpdate('cascade');
    $table->timestamps();
});

Source: dev.to

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