What are the two ways of outputting spaces in JavaScript?

Two ways to output spaces in Js:

1.Use to output htmltag To solve.        

##document.write(" 

"  
"  
" "+"A"+" 
 
"+"B");

结果:          A         B

2.

Add the "white-space:pre;

" style attribute when outputting. This style means "whitespace will be retained by the browser".

document.write("<span style =&#39;white-space:pre;&#39;>+"       A        B"+"</span>");

rrree

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