Three ways of digital scrolling native JS __js

three ways of digital scrolling native JS making the digital scrolling effect simple with a timer setinterval can be easily implemented, such as

<! DOCTYPE html>
 

For the shortcomings of the setinterval from the browser's process, you can view: from the browser to a multi-process to JS single-threaded, JS operating mechanism
 For setinterval and settimeout impact on the browser, you can also view: JS settimeout and SetInterval performance detailed

 
for the shortcomings of setinterval, we should use settimeout to simulate setinterval 
<! DOCTYPE html>
 

 
for H5 has a new solution window.requestanimationframe () method, for JS Animation's preferred 

 
<! DOCTYPE html>
For window.requestanimationframe explanation, you can view Window.requestanimationframe