if (38 in keysDown && hero.y>0) { // Player holding up hero.y-= hero.speed * modifier; } if (40 in keysDown && hero.y<512) { // Player holding down hero.y += hero.speed * modifier; } if (37 in keysDown && hero.x>0) { // Player holding left hero.x -= hero.speed * modifier; } if (39 in keysDown && hero.x<480) { // Player holding right hero.x += hero.speed * modifier; }
hero.y-= hero.speed * modifier;
}
if (40 in keysDown && hero.y<512) { // Player holding down
hero.y += hero.speed * modifier;
}
if (37 in keysDown && hero.x>0) { // Player holding left
hero.x -= hero.speed * modifier;
}
if (39 in keysDown && hero.x<480) { // Player holding right
hero.x += hero.speed * modifier;
}