JavaScript 中 clientY Mouse Event 的作用是什麼?
觸發滑鼠事件時,clientY 滑鼠事件屬性用於獲取滑鼠指標的縱座標。此座標根據當前視窗而定。
示例
可嘗試執行以下程式碼,瞭解如何在 JavaScript 中實現 clientY 滑鼠事件。
<!DOCTYPE html> <html> <body> <p onclick = "coordsFunc(event)">Click here to get the x (horizontal) and y (vertical) coordinates (according to current window) of the mouse pointer.</p> <script> function coordsFunc(event) { var x_coord = event.clientX; var y_coord = event.clientY; var xycoords = "X coords= " + x_coord + ", Y coords = " + y_coord; document.write(xycoords); } </script> </body> </html>
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