Window.open Features !link!

: Specifies the height of the content area in pixels. The minimum allowable value is typically 100 pixels.

: Dictates whether scrollbars are rendered if the content exceeds the window dimensions. Window Relationship Features window.open features

let printWindow = window.open("", "_blank", "width=400,height=400"); if (printWindow) printWindow.document.write(" : Specifies the height of the content area in pixels

While the window.open API might feel dated, it is still the standard for client-side window management. Knowing how to manipulate its features string ensures your applications behave exactly as intended. if (popup.closed) clearInterval(checkClosed)

These boolean features dictate how the window interacts with the user.

// Optional: Auto-clean reference when closed const checkClosed = setInterval(() => if (popup.closed) clearInterval(checkClosed); if (window.popupRef === popup) window.popupRef = null;