第 1 步：按PrtScn或Alt + PrtScn捕獲屏幕或窗口

第 2 步：按Ctrl + V粘貼到此頁面

第 3 步：單擊 2 個像素以獲取長度

第 1 步：按⌘ Command + ⇧ Shift + 3或⌘ Command + ⇧ Shift + 4捕獲屏幕或窗口

Step 2: Paste in this page by pressing ⌘ Command+V

Step 3: Click on 2 pixels to get length

Step 1: Capture screen by pressing Home ▢+Hold / Power buttons

Step 2: Paste in this page by long tap and pressing Paste button.

Step 3: Click on 2 pixels to get length

Step 1: Capture screen by pressing Volume up + Power buttons

Step 2: Paste in this page by pressing Paste button.

Step 3: Click on 2 pixels to get length