angular.js - Using angular with angular-material cannot obtain the width and height of the card

Question

I set an instruction water-fall for the outermost p, and then wanted to get the md-card and offsetWidth of its sub-element offsetHeight, but the The values ​​are all 0, and the command code is as follows:

The results are as follows

And I have added width to each card in the style sheet,

I hope someone can help solve this problem, Crab.

Answer 1

As long as the page is rendered, its height will not change. It only has a min-height attribute. If the card is large, it will be stretched by the content inside