Most often we may want to show our custom forms in blocks. Here are the simple steps to accomplish this. In the below code we will create a form called “MymoduleExampleForm” and this form will be placed in a custom block called “MymoduleExampleBlock”. Step 1 – Create a custom module say 'mymodule'. For details on how to create a custom module in Drupal 8 See here Step 2 – Create a php file named MymoduleExampleForm.php in mymodule/src/Form and place the following code.
There is no Drupal website with out a block. As a Drupal developer there are certain cases we need to create custom blocks programatically. While working in a project I faced an issue with a custom Drupal block creation in Drupal 6 version. I think some of you also faced the same situation,Custom block creation in Drupal 6 is not a big issue. I think the below code will help to handle the situation.
Blocks are the boxes visible on screen.Sometimes it becomes necessary to create custom blocks on site for showing contents.This can be easily implemented by using hooks in drupal.