Block/Adminhtml/Plan/Edit/Form.php
protected function _getSaveSplitButtonOptions()
    {
        $options = [];
        $options[] = [
            'id' => 'edit-button',
            'label' => __('Save & Edit'),
            'data_attribute' => [
                'mage-init' => [
                    'button' => ['event' => 'saveAndContinueEdit', 'target' => '[data-form=edit-product]'],
                ],
            ],
            'default' => true,
            //'onclick'=>'setLocation("ACTION CONTROLLER")',
        ];

        $options[] = [
            'id' => 'new-button',
            'label' => __('Save & New'),
            'data_attribute' => [
                'mage-init' => [
                    'button' => ['event' => 'saveAndNew', 'target' => '[data-form=edit-product]'],
                ],
            ],
        ];
    
        $options[] = [
            'id' => 'duplicate-button',
            'label' => __('Save & Duplicate'),
            'data_attribute' => [
                'mage-init' => [
                    'button' => ['event' => 'saveAndDuplicate', 'target' => '[data-form=edit-product]'],
                ],
            ],
        ];
    
        $options[] = [
            'id' => 'close-button',
            'label' => __('Save & Close'),
            'data_attribute' => [
                'mage-init' => ['button' => ['event' => 'save', 'target' => '[data-form=edit-product]']],
            ],
        ];
        
        return $options;
    }
protected function _getSaveSplitButtonOptions()
    {
        $options = [];
        $options[] = [
            'id' => 'edit-button',
            'label' => __('Save & Edit'),
            'data_attribute' => [
                'mage-init' => [
                    'button' => ['event' => 'saveAndContinueEdit', 'target' => '[data-form=edit-product]'],
                ],
            ],
            'default' => true,
            //'onclick'=>'setLocation("ACTION CONTROLLER")',
        ];

        $options[] = [
            'id' => 'new-button',
            'label' => __('Save & New'),
            'data_attribute' => [
                'mage-init' => [
                    'button' => ['event' => 'saveAndNew', 'target' => '[data-form=edit-product]'],
                ],
            ],
        ];
    
        $options[] = [
            'id' => 'duplicate-button',
            'label' => __('Save & Duplicate'),
            'data_attribute' => [
                'mage-init' => [
                    'button' => ['event' => 'saveAndDuplicate', 'target' => '[data-form=edit-product]'],
                ],
            ],
        ];
    
        $options[] = [
            'id' => 'close-button',
            'label' => __('Save & Close'),
            'data_attribute' => [
                'mage-init' => ['button' => ['event' => 'save', 'target' => '[data-form=edit-product]']],
            ],
        ];
        
        return $options;
    }
protected function _getSaveSplitButtonOptions ( ) { $ options = [ ] ; $ options [ ] = [ 'id' => 'edit-button' , 'label' => __ ( 'Save & Edit' ) , 'data_attribute' => [ 'mage-init' => [ 'button' => [ 'event' => 'saveAndContinueEdit' , 'target' => '[data-form=edit-product]' ] , ] , ] , 'default' => true , //'onclick'=>'setLocation("ACTION CONTROLLER")', ] ; $ options [ ] = [ 'id' => 'new-button' , 'label' => __ ( 'Save & New' ) , 'data_attribute' => [ 'mage-init' => [ 'button' => [ 'event' => 'saveAndNew' , 'target' => '[data-form=edit-product]' ] , ] , ] , ] ; $ options [ ] = [ 'id' => 'duplicate-button' , 'label' => __ ( 'Save & Duplicate' ) , 'data_attribute' => [ 'mage-init' => [ 'button' => [ 'event' => 'saveAndDuplicate' , 'target' => '[data-form=edit-product]' ] , ] , ] , ] ; $ options [ ] = [ 'id' => 'close-button' , 'label' => __ ( 'Save & Close' ) , 'data_attribute' => [ 'mage-init' => [ 'button' => [ 'event' => 'save' , 'target' => '[data-form=edit-product]' ] ] , ] , ] ; return $ options ; }
Get dropdown options for save split button

@return array
Get dropdown options for save split button