Dwitter - javascript demos in 140 characters

function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<9;i++)
x.fillRect(400+i*100+S(t)*300,400,50,200) // draw 50x200 rects

} // 122/140

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    u(t) is called 60 times per second.
    t: Elapsed time in seconds.
    S: Shorthand for Math.sin.
    C: Shorthand for Math.cos.
    T: Shorthand for Math.tan.
    R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5)
    c: A 1920x1080 canvas.
    x: A 2D context for that canvas.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Food

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KilledByAPixel

remix of d/14456 by u/KilledByAPixel

function u(t) {

for(c.width|=j=16;j--;)for(i=500;i--;)x.fillRect(293+j%4*450+99*C(i*(j/3+1|0)+t/3)*S(i+t),160+(j>>2)*250+99*C(i*(j%3+1)+t/5)*C(i+t/2),9,9)

Jul 31 2025 5:11 PM UTC

}// 138/140

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Strange Loops ➰

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KilledByAPixel

remix of d/17934 by u/tomxor

function u(t) {

try{x.drawImage((p=parent[i=frame%9]).x.canvas,~x.clearRect(X=i%3*C,Y=(i/3|0)*S,C=640,S=360),p.u!=u&&~p.loop(),C*3,S*3,X,Y,C,S)}catch(e){}

Aug 1 2025 3:49 PM UTC

}// 138/140

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Dweet View Micro 🔍 Full Version: https://dweetview.3d2k.com

u/rodrigo.siqueira

I love the full version, it looks great! But I'm not a pro user, so I quickly ran into the 'You have reached the bottom!' message and couldn't load more Dweets.

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KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󪼽󜼻󪼭󛜻󚝦󫽲󚍪󟜹󞽪󛜭󞼩󩭯󬬨󪜽󞜹󞽩󛜭󞽸󛭦󪝬󫍒󩝣󭌨󛬮󛭪󟬷󟽛󜌬󪼼󜬦󙭙󛍔󟜲󩜳󛍺󚭔󧜺󦽪󚬳󞜰󛝷󛼲󛍙󚼨󜜹󝼭󪜪󝌩󚭺󛍷󛌹󧜩󚝺󟝫󚬲󛜱󛍙󟜵󝌰󚼨󜬰󜌫󤼨󭌩󚬪󞌪󜜹󜌩󚭺󛍸󛭦󪝬󫍓󭍹󫍥󟝒󚍢󟝫󟌲󙬦󜜶󜌰󛍢󛼽󪬫󜜬󨬩󛍷󟜱󝜰󚽩󚬪󛬱󚬱󝌹`.replace(/u../g,'')))

Jul 30 2025 10:54 PM UTC

}// 140/140

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Dweet Eater 🦷

u/cantelope

haha

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rodrigo.siqueira

remix of d/23146 by u/KilledByAPixel

function u(t) {

x.fillRect(0,0,k=2e3,k*!t);F=_=>X+C(X/Y)
for(Y=t*80,A=Y*Y%k;k--;x.fillRect(A+=C(b=F(Y)*99),Y+=S(b),1,.6))X=A,x.fillStyle=R(k/11,250*S(k))

Jul 30 2025 6:25 PM UTC

}// 137/140

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Percolation growth

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alexsav

remix of d/26739 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𨰽𚀨𤰨𭀩𚰲𚐪𜐵𜀩𯀰𞱦𫱲𚁩👣𞱩𛐭𞰩𮱦🐨𪐯𜐰𚰲𜀩𯀰𞱯👣𚡣𙐱𩐳𚱩𚱴𚠹𞐭𜑥𜰻𫀽𚀨𤰨𭀩𚰱𚐪𜡥𝐭𨰪𫰥𩠩𙐲𩐳𞱦𫱲𚁲👦𞱲𛐭𞱸𛡦𪑬𫁒𩑣𭀨𫀫𬠬𫰫𬠪𚁣𙠳🰭𜐺𜐩𛀱𛀲𚐩𮀮𩡩𫁬𤱴𮑬𩐽𤠨𨰦𜰿𜀺𜐳𜀬𜠰𜀪𬠯𩠩𯑸𛡦𪑬𫁒𩑣𭀨𫀬𫰬𜠬𨰩`.replace(/u../g,'')))

Jul 31 2025 12:35 AM UTC

}// 140/140

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Pine landscape

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KilledByAPixel

remix of d/23148 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󡬽󧼽󟬨󚌱󛝘󙜱󚜪󤼨󦍞󦜩󚽘󙜱󚭓󚍘󚼱󧭙󚜩󚬹󞜊󩭯󬬨󮌮󩭩󫍬󤭥󨽴󚌰󛌰󛍩󟝺󟜲󩜳󛍺󚜻󪜭󛜻󮌮󨽬󩝡󬭒󩝣󭌨󭝛󪝝󚼽󠼨󨜽󡬨󦌽󭝛󪝝󛼹󞜩󚬨󜜭󦜥󜜩󚽙󙜱󚭆󚍙󚼫󚜩󛍵󦽩󚽺󧜫󟝓󚍡󚜬󜼬󜼩󚝙󟝴󟽵󦽩󚽺󧜯󞜹󞭵󦽵󦽩󚽺󧜽󪝝󟝩󚭩󙝺󒭸󛭧󫍯󨭡󫍁󫍰󪍡󟜮󜌲`.replace(/u../g,'')))

Jul 29 2025 6:02 PM UTC

}// 140/140

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Flow Field 🌀

u/cantelope

impressive

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jpthinker

function u(t) {

t=t*50|0
for(w=2e3,m=190,k=90,i=t;t<540&&i--;)
x.fillStyle=R(99,0,i/m*255),
x.fillRect((a=S(i/k*3))<0?-a*w:a*w,(i>>4)*k,k,t)

Aug 1 2025 1:17 PM UTC

}// 124/140

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Painting with wine and koolaid

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rodrigo.siqueira

remix of d/34161 by u/rodrigo.siqueira

function u(t) {

for(i=2e3;i--;x.fillRect(i-99,T(i/t)*999,T(i**2)/t/t,Math.random()*20/t))x.fillStyle=`hsl(${i/99+t*30},${i*S(i)}%,${C(i*i)*50}%`

Jul 29 2025 3:21 PM UTC

}// 128/140

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Dark texture pattern #wallpaper

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rodrigo.siqueira

remix of d/34155 by u/jpthinker

function u(t) {

for(k=i=1472;i--;x.fillRect(i%128*15+8*C(i*t)/t/t,(i>>6)*5+99/t,15,99/t**2-50))x.fillStyle=`hsl(${i/9+t*30},${S(i/t**4)*99}%,${C(i*i)*40}%`

Jul 28 2025 2:19 PM UTC

}// 139/140

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Shimmering gradient reflection

u/jpthinker

WOW! I can't believe my simple gradient rainbow turned into THIS. I am honored. I will study this well. Thank you Rodrigo

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KilledByAPixel

remix of d/34154 by u/KilledByAPixel

function u(t) {

with(x)for(t*=3e3,i=50;t<800&&i;beginPath(stroke()))fillStyle='red',fill(ellipse(940+t*t%53,900+i-t,250,99,0,~setLineDash([i--%50>1&&4]),9))

Jul 27 2025 3:39 AM UTC

}// 140/140

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All In 🎲

u/cantelope

lol
u/lewdev

Ohhh setLineDash interesting.