Top dweets by u/lewdev

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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lewdev

remix of d/34587 by u/Dwittea

function u(t) {

t?0:document.body.innerHTML=`<marquee>${u}</marquee>`.repeat(17)

Dec 5 2025 8:32 PM UTC

}// 64/140

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Using marquee and repeat but why does ${u} appear

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lewdev

remix of d/34552 by u/ximavus

function u(t) {

t?0:c.parentNode.innerHTML=`<div contenteditable>`

Nov 25 2025 6:57 PM UTC

}// 50/140

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u/ximavus text editor

u/ximavus

Ah this is how you edit the html without errors.
u/ximavus

That's actually really useful

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lewdev

remix of d/34375 by u/lewdev

function u(t) {

onmousedown=onmouseup=e=>x.beginPath(A=e.buttons)
onmousemove=e=>A&&x.lineTo(e.x*(s=c.width/innerWidth),e.y*s),x.stroke()

Oct 3 2025 8:47 PM UTC

}// 121/140

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🎨🖱️ Tiny Canvas Paint Dweet (click drag to draw)

u/ximavus

You did it! This was a big goal on my original paint project to click and paint instead of automatically painting
u/ximavus

You can put also onkeydown=e=>c.width|=0 at the end to add clearing by pressing keys

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lewdev

remix of d/34331 by u/ximavus

function u(t) {

onmousemove=e=>{r=c.getBoundingClientRect();x.fillRect((e.x-r.left)*c.width/r.width,(e.y-r.top)*c.height/r.height,9,9)}

Sep 17 2025 7:32 PM UTC

}// 119/140

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🎨Paint on any Canvas size (I liked the simplicity of the original though)

u/ximavus

dude I'm getting popular :D
u/ximavus

also I wanted to make it full canvas so good job
u/lewdev

u/ximavus Hehe, simple ideas lead to more ideas. Thanks for the inspiration!

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lewdev

remix of d/32796 by u/lewdev

function u(t) {

for(c.width|=i=4;V=t+i*.5+30,x.font="1in'",i--;x.fillText([...`🚓🚙🚕🚗`][i],0,0))x.setTransform(-S(V)+1,0,0,C(V)/6+2,-C(V)*990,S(V)*99+500)

Nov 20 2024 9:57 AM UTC

}// 136/140

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🚗 Tokyo Drift #cars #racing

u/Agnes

Yes, clever reinterpretation!!!
u/lewdev

Hehe, thanks u/Agnes ! Fiddling with some values in u/magnus 's code, I saw this neat effect.

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lewdev

remix of d/32212 by u/lewdev

function u(t) {

for(c.width|=i=0,x.font="4cm'";i<44;i++)x.fillText('💸',S(i)*800+850,C(t+i)*400+550)

Aug 7 2024 5:03 AM UTC

}// 83/140

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💸 Rolling Ring of Emojis

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lewdev

remix of d/31666 by u/lewdev

function u(t) {

eval(unescape(escape`琿⡯湭潵獥摯睮㵟㴾䌽ㄬ潮浯畳敵瀽弽㹃㴰Ɐ湭潵獥浯癥㵥㴾䌦☨堽攮砯㠬夽攮礯㠩⤺䌽堽夽㤊砮晩汬呥硴⡛㌶攲Ᵽ⹷楤瑨㴶〬ㄬ⸰ㅝ⹭慰⡁㴾⡂㵴㸽䄿琯䄾㸰㨰ⱴ┽䄬䈾㤿䈺怰怫䈩⤮橯楮怺怬堬天`.replace(/u([^D].)/g,'$1%')))

Aug 5 2024 3:17 AM UTC

}// 138/140

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⏲ Running #timer #clock #interactive Click 'n Draggable!

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lewdev

remix of d/32164 by u/teelytao

function u(t) {

c.width|=0
for(i=0;i<43;i++,x.fillStyle=R(C(t+i)*255,i*4,i*4))x.fillRect(S(t+i)*600+900,C(t+i)*200+400%1e4,50,200)

Jul 25 2024 9:24 AM UTC

}// 114/140

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Rotating rectangles

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lewdev

function u(t) {

eval(unescape(escape`挮睩摴栽㤹੤㴨⸮⹡⤽㹮敷⁄慴攨⸮⹡籼孝⤊琽⡤⠲〲㐬㘬ㄹⰰⰭ搨⤮来瑔業敺潮敏晦獥琨⤩ⵤ⠩⤯ㅥ㐻砮晩汬呥硴⡛㠶㐰ⰳ㘰ⰶⰮㅝ⹭慰⡵㴾⡶㵴㸽甿繾⡴⽵⤺〬琥㵵ⱶ㸹㽶㩠だ⭶⤩⹪潩湠㩠ⰱ㔬㌰⤠`.replace(/u([^D].)/g,'$1%')))

Jul 17 2024 3:00 AM UTC

}// 140/140

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js1024.fun Competition Ends 20240719 000Z

u/lewdev

I had to repost because there was an issue with Timezones

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lewdev

function u(t) {

document.body.innerHTML=`<h1>This is dweet ID: ${location.href.match(/\d+/)}`

May 25 2024 2:42 AM UTC

}// 77/140

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This is dweet ID

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