a stranger's program is drawing this · anything you type may be kept · ctrl+c ends it






  

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Ouro, quickly

      
A program starts at fn main(): i64. Return 0 when it succeeds.

      
import gfx;

fn main(): i64 {
    print("hello\n");
    return 0;
}

      
Everyday syntax

      

        
variables
let n: i64 = 42;

        
conditions
if ok { ... } else { ... }

        
loops
while n > 0 { ... }

        
functions
fn add(a: i64, b: i64): i64

        
pointers
&value · ptr.* · null

        
comments
// until the end of the line

      

      
Useful packages

      

        
gfx
pixels, shapes, text and input

        
gpu
WebGL triangles, textures and depth

        
math
sqrt, sin, cos, atan2, exp, log, pow

        
proc
child programs, pipes and windows

        
net
ports between programs

      

      
Read package source with cat /lib/gfx/gfx.ouro. The full standard library is under /sys/std.