<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Create a constructor in JavaScript that will assign a value to an object's properties.
properties: x, y, z<|im_end|>
<|im_start|>assistant
function MyObject(x, y, z) {
  this.x = x;
  this.y = y;
  this.z = z;
}<|im_end|>
