laravel change column type migration code example

Example 1: laravel migration change column name

Schema::table('users', function (Blueprint $table) {
    $table->renameColumn('from', 'to');
});

Example 2: laravel rollback last migration

php artisan migrate:rollback --step=1

Example 3: laravel foreign key

Schema::table('posts', function (Blueprint $table) {
    $table->unsignedBigInteger('user_id');

    $table->foreign('user_id')->references('id')->on('users');
});
OR
Schema::table('posts', function (Blueprint $table) {
    $table->foreignId('user_id')->constrained();
});

Example 4: laravel migration change column type

public function up()
{
    Schema::table('sometable', function (Blueprint $table) {
        $table->text('text')->change();
    });
}