Daily step on the bottom of the pit 2019-07-30 H5 use iframe white side

Slaving by a highly dynamic calculations iframe with js,

The results are all obviously px and yet the whole page scroll bar is also out.

View all the elements box model is also normal.

Then look closely to find more than a few pixels is below the white side.

 

Then chant on Baidu

The following two style can solve problems

 style="display:block;" 

 

vertical-align:bottom;

 

 

 

reference:

https://blog.csdn.net/zeroyulong/article/details/80763529

https://blog.csdn.net/qq_38083665/article/details/80707300

https://blog.csdn.net/u012761510/article/details/77305017