add capture keys demo b00tc4mp#37

stuff/dom/capture-keys/main.js

@@ -0,0 +1,31 @@
+var x = 10
+var y = 10
+
+document.addEventListener('keydown', function (event) {
+    console.clear()
+
+    console.log(event.key)
+
+    if (event.key === 'ArrowUp')
+        y > 1 && y--
+    else if (event.key === 'ArrowDown')
+        y < 100 && y++
+    else if (event.key === 'ArrowLeft')
+        x > 1 && x--
+    else if (event.key === 'ArrowRight')
+        x < 100 && x++
+
+    console.log(x, y)
+
+    var canvas = ''
+
+    for (var i = 0; i < y; i++)
+        canvas += '\n'
+
+    for (var i = 0; i < x; i++)
+        canvas += ' '
+
+    canvas += '👻'
+
+    console.log(canvas)
+})