Answers for "change column type and name in laravel migration"

laravel migration change column type

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

migration rename column laravel

public function up()
{
    Schema::table('posts', function (Blueprint $table) {
        $table->renameColumn('author_ID', 'user_id');
    });
}