Display a dialog showing the character code(s) of the selected character(s). This script is instended to be used as a bookmarklet using this URL: javascript:scc_ujs()
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// ==UserScript==
// @name Show Character Codes
// @namespace https://greasyfork.org/en/users/85671-jcunews
// @version 1.0.3
// @license AGPL v3
// @author jcunews
// @description Display a dialog showing the character code(s) of the selected character(s). This script is instended to be used as a bookmarklet using this URL: javascript:scc_ujs()
// @match *://*/*
// @include *:*
// @inject-into page
// @grant none
// ==/UserScript==
window.scc_ujs = function(maxTextLength, wspaces, txt, ei, a, b, i, c, o, d, e) {
//===== CONFIG START =====
maxTextLength = 100;
//===== CONFIG END =====
function zerolead(s, l) {
return ("0").repeat(l - s.length) + s;
}
function hex(n, h) {
h = n.toString(16).toUpperCase();
if (n <= 0xff) {
return zerolead(h, 2);
} else if (n <= 0xffff) {
return zerolead(h, 4);
} else return zerolead(h, 8);
}
txt = getSelection();
if ((txt.anchorNode === txt.focusNode) && (txt.anchorOffset === txt.focusOffset)) {
if (!(txt = document.activeElement) || !("value" in txt)) return;
txt = txt.value.substring(txt.selectionStart, txt.selectionEnd);
} else txt = txt.toString();
if (!txt || document.querySelector('div.showCharCode[id^="scc"]')) return;
ei = "scc" + (new Date()).getTime();
a = document.createElement("DIV");
a.id = ei;
a.className = "showCharCode"
a.innerHTML = `
<style>
#${ei} * {
opacity:1!important; visibility:visible!important;
position:static!important; z-index:auto!important; left:auto!important; top:auto!important; right:auto!important; bottom:auto!important; float:none!important;
margin:0!important; vertical-align:baseline!important;
border:none!important; padding:0!important; width:auto!important; height:auto!important; overflow:visible!important;
background:transparent!important; text-align:left!important; text-decoration:none!important; color:#000!important;
font:normal normal normal 16pt/normal sans-serif!important; cursor:auto!important;
}
#${ei}, #${ei} .curtain {
display:block!important; position:fixed!important; z-index:999999996!important; left:0!important; top:0!important; right:0!important; bottom:0!important;
}
#${ei} .curtain {
opacity:.3!important; z-index:999999997!important; background:#000!important; cursor:pointer!important;
}
#${ei} .dialog {
display:block!important; z-index:999999998!important; visibility:visible!important;
position:absolute!important;
padding:10px 10px 0 10px!important; border:5px solid #55b!important; border-radius:10px!important;
max-height:90%!important; overflow-y:scroll!important; background:#fff!important;
}
#${ei} label {
margin-right:2ex!important; cursor:pointer!important;
}
#${ei} label:last-child {
margin-right:0!important;
}
#${ei} table {
margin:10px 0!important;
}
#${ei} th {
padding:0 1ex!important; background:#000!important; text-align:center!important; color:#fff!important;
}
#${ei} table.no1Bytes .bytes1 {
display:none!important;
}
#${ei} table.no2Bytes .bytes2 {
display:none!important;
}
#${ei} table.no4Bytes .bytes4 {
display:none!important;
}
#${ei} table.noWSpaces .wspace {
display:none!important;
}
#${ei} td {
padding:0 1ex!important; background:#ddd!important;
}
#${ei} td:first-child {
position:relative!important; text-align:center!important;
}
#${ei} td:first-child:hover:after {
position:absolute!important; z-index:999999999!important; top:-.54em!important;
border: 2px solid #007; border-radius:10px!important; padding:0 .11em!important; background:#fff!important;
font-size:80px; content:attr(char);
}
#${ei} tr:nth-child(2)~tr td:first-child:hover:after {
top:-.89em!important;
}
#${ei} td+td {
text-align:right!important;
}
</style>
<div class="curtain"></div>
<div class="dialog">
<div style="white-space:nowrap!important">
<label for="${ei}1bytes"><input id="${ei}1bytes" type="checkbox" checked /> 1-Byte</label>
<label for="${ei}2bytes"><input id="${ei}2bytes" type="checkbox" checked /> 2-Bytes</label>
<label for="${ei}4bytes"><input id="${ei}4bytes" type="checkbox" checked /> 4-Bytes</label>
<label for="${ei}wspaces"><input id="${ei}wspaces" type="checkbox" /> White-Spaces</label>
</div>
<table class="noWSpaces">
<tr><th>Char</th><th>Hex</th><th>Dec</th><th>UTF-16 Codes</th><th>UTF-8 Codes</th></tr>
</table>
</div>
`;
a.children[1].addEventListener("click", function() {
a.remove();
document.documentElement.style.overflow = "";
}, true);
b = a.lastElementChild.lastElementChild;
a.querySelector("#" + ei + "1bytes").addEventListener("click", function() {
b.classList.toggle("no1Bytes");
}, true);
a.querySelector("#" + ei + "2bytes").addEventListener("click", function() {
b.classList.toggle("no2Bytes");
}, true);
a.querySelector("#" + ei + "4bytes").addEventListener("click", function() {
b.classList.toggle("no4Bytes");
}, true);
a.querySelector("#" + ei + "wspaces").addEventListener("click", function() {
b.classList.toggle("noWSpaces");
}, true);
wspaces = "\t\n\r \u00a0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u200b\u202f\u205f\u3000\ufeff";
i = 0;
while (i < txt.length) {
d = txt.codePointAt(i);
(e = (o = b.insertRow()).insertCell()).textContent = c = String.fromCodePoint(d);
e.setAttribute("char", c);
if (c.length === 1) {
o.className = ((c.charCodeAt(0) > 0xff) ? "bytes2" : "bytes1") + (wspaces.indexOf(c) >= 0 ? " wspace" : "");
} else o.className = "bytes4";
o.insertCell().textContent = "0x" + hex(d);
o.insertCell().textContent = d;
o.insertCell().textContent = c.split("").reduce(
function(p, c) {
p.push(hex(c.charCodeAt(0)));
return p;
}, []
).join(",");
o.insertCell().textContent = unescape(encodeURIComponent(c)).split("").map(
function(w) {
return hex(w.charCodeAt(0));
}
).join(",");
i += c.length;
}
document.body.appendChild(a);
c = b.parentNode;
c.style.cssText =
"left:" + Math.floor((innerWidth - c.offsetWidth) / 2) + "px!important;" +
"top:" + Math.floor((innerHeight - c.offsetHeight) / 2) + "px!important";
document.documentElement.style.overflow = "hidden";
};