uri/decode-uri-component/duc-1.html

<!DOCTYPE HTML>
<html>
<head>
<title>decodeURIComponent (encodeURIComponent (c))</title>
</head>
<body>

<p id=test>Script is not executed yet.</p>

<ul id=result-list></ul>

<script>
window.onload = function () {
  var test = document.getElementById ('test');
  var results = document.getElementById ('result-list');

  var c = function (j) {
    test.firstChild.data = 'Testing U+' + j.toString (16) + 'XX...';

    for (var i = 0; i < 0x100; i++) {
      var code = i + 0x100 * j;
      var v = String.fromCharCode (code);
      var w;
      var x;
      try {
        w = encodeURIComponent (v);
        x = decodeURIComponent (w);
        if (v != x) {
          var li = results.appendChild (document.createElement ('li'));
          li.innerHTML = 'X';
          li.firstChild.data = code.toString (16).toUpperCase () + ' -> ' +
              w + ' -> ' + encodeURIComponent (x);
        }
      } catch (e) {
        var li = results.appendChild (document.createElement ('li'));
        li.innerHTML = 'X';
        li.firstChild.data = code.toString (16).toUpperCase () + ' -> ' +
            w + ' -> ' + e.toString ();
      }
    }

    j++;
    if (j < 0x100) {
      setTimeout (function () { c (j) }, 50);
    } else {
      setTimeout (function () { xc (0xD800, 0xDC) }, 50);
    }
  };
  setTimeout (function () { c (0) }, 50);

  var xc = function (i, jh) {
    test.firstChild.data = 'Testing surrogate 0x' + i.toString (16) + ' 0x' +
        jh.toString (16) + 'XX...';

    for (var jl = 0x00; jl < 0x100; jl++) {
      var j = jh * 0x100 + jl;
      var v = String.fromCharCode (i) + String.fromCharCode (j);
      var w;
      var x;
      try {
        w = encodeURIComponent (v);
        x = decodeURIComponent (w);
        if (v != x) {
          var li = results.appendChild (document.createElement ('li'));
          li.innerHTML = 'X';
          li.firstChild.data = i.toString (16).toUpperCase () + ', ' +
              j.toString (16).toUpperCase () + ' -> ' +
              w + ' -> ' + encodeURIComponent (x);
        }
      } catch (e) {
        var li = results.appendChild (document.createElement ('li'));
        li.innerHTML = 'X';
        li.firstChild.data = i.toString (16).toUpperCase () + ', ' +
            j.toString (16).toUpperCase () + ' -> ' +
            w + ' -> ' + e.toString ();
      }
    }

    jh++;
    if (jh > 0xDF) {
      i++;
      jh = 0xDC;
    }

    if (i < 0xDC00) {
      setTimeout (function () { xc (i, jh) }, 50);
    } else {
      test.firstChild.data = 'Done.';
    }
  };
};
</script>

</body>
</html>
1	wakaba	1.1	<!DOCTYPE HTML>
2			<html>
3			<head>
4			<title>decodeURIComponent (encodeURIComponent (c))</title>
5			</head>
6			<body>
7
8			<p id=test>Script is not executed yet.</p>
9
10			<ul id=result-list></ul>
11
12			<script>
13			window.onload = function () {
14			var test = document.getElementById ('test');
15			var results = document.getElementById ('result-list');
16
17			var c = function (j) {
18			test.firstChild.data = 'Testing U+' + j.toString (16) + 'XX...';
19
20			for (var i = 0; i < 0x100; i++) {
21			var code = i + 0x100 * j;
22			var v = String.fromCharCode (code);
23			var w;
24			var x;
25			try {
26			w = encodeURIComponent (v);
27			x = decodeURIComponent (w);
28			if (v != x) {
29			var li = results.appendChild (document.createElement ('li'));
30			li.innerHTML = 'X';
31			li.firstChild.data = code.toString (16).toUpperCase () + ' -> ' +
32			w + ' -> ' + encodeURIComponent (x);
33			}
34			} catch (e) {
35			var li = results.appendChild (document.createElement ('li'));
36			li.innerHTML = 'X';
37			li.firstChild.data = code.toString (16).toUpperCase () + ' -> ' +
38			w + ' -> ' + e.toString ();
39			}
40			}
41
42			j++;
43			if (j < 0x100) {
44			setTimeout (function () { c (j) }, 50);
45			} else {
46			setTimeout (function () { xc (0xD800, 0xDC) }, 50);
47			}
48			};
49			setTimeout (function () { c (0) }, 50);
50
51			var xc = function (i, jh) {
52			test.firstChild.data = 'Testing surrogate 0x' + i.toString (16) + ' 0x' +
53			jh.toString (16) + 'XX...';
54
55			for (var jl = 0x00; jl < 0x100; jl++) {
56			var j = jh * 0x100 + jl;
57			var v = String.fromCharCode (i) + String.fromCharCode (j);
58			var w;
59			var x;
60			try {
61			w = encodeURIComponent (v);
62			x = decodeURIComponent (w);
63			if (v != x) {
64			var li = results.appendChild (document.createElement ('li'));
65			li.innerHTML = 'X';
66			li.firstChild.data = i.toString (16).toUpperCase () + ', ' +
67			j.toString (16).toUpperCase () + ' -> ' +
68			w + ' -> ' + encodeURIComponent (x);
69			}
70			} catch (e) {
71			var li = results.appendChild (document.createElement ('li'));
72			li.innerHTML = 'X';
73			li.firstChild.data = i.toString (16).toUpperCase () + ', ' +
74			j.toString (16).toUpperCase () + ' -> ' +
75			w + ' -> ' + e.toString ();
76			}
77			}
78
79			jh++;
80			if (jh > 0xDF) {
81			i++;
82			jh = 0xDC;
83			}
84
85			if (i < 0xDC00) {
86			setTimeout (function () { xc (i, jh) }, 50);
87			} else {
88			test.firstChild.data = 'Done.';
89			}
90			};
91			};
92			</script>
93
94			</body>
95			</html>