php - How $block->getChildHtml(); data passes in Magento 2? -


magento default customer.phtml file in directory of magento\module-customer\view\frontend\templates\account has following code in line 42 shows dropdown list when logged in. 

<?php echo $block->getchildhtml();?>

where functionalities declared file?

the getchildhtml() declared @ \magento\core\block\abstrackblock, object $block class extended abstrackblock, function call child block of current block , call tohtml() function, suggest use get_class($block) class name of $block. or find in template xml file defined customer.phtml , find block class name..

read more:

http://devdocs.magento.com/guides/v2.1/frontend-dev-guide/layouts/xml-instructions.html

http://devdocs.magento.com/guides/v2.0/frontend-dev-guide/templates/template-override.html


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