Today I saw a code online that seemed impressive, but I didn't understand its implementation principle.
I shared it for everyone to see.
The running effect is like this:
The code implementation is less than 1kb
Code
.<script>eval(z='p="<"+"pre>"/* ,.oq#+ ,._, */;for(y in n="zw24l6k\
4e3t4jnt4qj24xh2 x/* =<,m#F^ A W###q. */42kty24wrt413n243n\
9h243pdxt41csb yz/* #K q##H######Am */43iyb6k43pk7243nm\
r24".split(4)){/* dP cpq#q##########b, */for(a in t=pars\
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th(Math)x-= /* aem1k.com Q###KWR#### W[ */.05,0<cos(o=\
new Date/1e3/* .Q#########Md#.###OP A@ , */-x/PI)&&(e[~\
~(32*sin(o)*/* , (W#####Xx######.P^ T % */sin(.5+y/7))\
+60] =-~ r);/* #y `^TqW####P###BP */for(x=0;122>\
x;)p+=" *#"/* b. OQ####x#K */[e[x++]+e[x++\
]]||(S=("eval"/* l `X#####D , */+"(z=\'"+z.spl\
it(B = "\\\\")./* G####B" # */join(B+B).split\
(Q="\'").join(B+Q/* VQBP` */)+Q+")//m1k")[x/2\
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03B");document.body.innerHTML=p+=B+"\\n"}setTimeout(z)')//</script>
Online demo address https://114514gay.ml/
Is there anyone who understands it and can explain it in a post?