createCanvas(1200,1200);

  // background('black');

   background('#000035')

  stroke('#FAF9F6');

  let turtleString = "B";

   translate(width/2,height/2);

​

  for (let i=0; i < 11; i++) {

​

   turtleString = turtleString.replaceAll("B","F+F[B+]-B[-B]FF");

​

  }

    for (let i=0; i < 10; i++) {

​

​

​

      push();

    rotate(PI*i/4);

  // turtleString.replaceAll("F","F+[F+]-F[-F]");

  print(turtleString);

  // stroke('white');

  strokeWeight(1);

  renderString(turtleString);

      pop();

  }

}

​

let branchLength = 10;

let angle = Math.PI / 10;

​

​

function renderString(string) {

  for (let character of string) {

    if (character == 'F') {

      rotate(random(angle, -angle));

        strokeWeight(branchLength / 15);

      push();

      // line(0, 0, 0, 0);

      pop();

      push();

      line(0, 0, 0, -branchLength);

pop();

      translate(0, -branchLength);

      // strokeWeight(branchLength/50);

      // line(0, 0, 0, -branchLength);

      // //  line(0, 0, -branchLength, 0);

      // // line(-branchLength, 0, 0, 0);

      // translate(0, -branchLength);

    } else if (character == '+') {

      rotate(angle);

    } else if (character == '-') {

      rotate(-angle);

    } else if (character == '[') {

      branchLength /= 2;

      push();

    } else if (character == ']') {

      branchLength *= 2;

      pop();

    }

  }

}