Function highlight

Highlight Every Code/Highlight Every Code.user.js:118–148

()

    },false);

    function highlight(){
        if(customInput){
            selStr=prompt("Input code here","");
            if(!selStr)return;
            codes=selStr.replace(/&/g, "&amp;").replace(/\</g,"&lt;").replace(/\>/g,"&gt;");
        }
        let html='<title>Code Snippet</title>'+
            '<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/prettify/r298/prettify.min.css"/>'+
            '<script>var code,codeStr;window.onload=function(){code=document.querySelector("#code");codeStr=code.innerHTML.replace(/&nbsp;/g, " ").replace(/&amp;/g, "&").replace(/&(nbsp;|amp;|#39;|quot;)/g, "&amp;$1");prettyPrint();'+
            'document.querySelector("#js").onclick=function(){'+
            'code.innerHTML=js_beautify('+
            'codeStr.replace(/&gt;/g, \'>\').replace(/&lt;/g, \'<\').replace(/\'(\\\\\'|[^\'])*?\'/g, function(word){'+
            'return word.replace(/>/g, \'&gt;\').replace(/</g, \'&lt;\');}'+
            ').replace(/\"(\\\\\"|[^\"])*?\"/g, function(word){'+
            'return word.replace(/>/g, \'&gt;\').replace(/</g, \'&lt;\');}'+
            '));code.className=\'prettyprint linenums\';prettyPrint();return false;'+
            '};}</script>'+
            '<script src="https://cdnjs.cloudflare.com/ajax/libs/prettify/r298/prettify.min.js?skin=sons-of-obsidian"></script>'+
            '<script src="https://cdnjs.cloudflare.com/ajax/libs/js-beautify/1.6.4/beautify.min.js"></script>'+
            '<script src="https://cdnjs.cloudflare.com/ajax/libs/js-beautify/1.6.4/beautify-html.min.js"></script>'+
            '<script src="https://cdnjs.cloudflare.com/ajax/libs/js-beautify/1.6.4/beautify-css.min.js"></script>'+
            'Code formatting: <a id="js" href="#">Javaspcript</a> '+
            '<a href="#" onclick="code.innerHTML=html_beautify(codeStr);code.className=\'prettyprint linenums\';prettyPrint();return false;">Html</a> '+
            '<a href="#" onclick="code.innerHTML=css_beautify(codeStr);code.className=\'prettyprint linenums\';prettyPrint();return false;">Css</a> '+
            '<a href="#" onclick="code.innerHTML=codeStr;code.className=\'prettyprint linenums\';prettyPrint();return false;">Raw</a> <b style="color:red">('+selStr.replace(/\s/g,"").length+' words)</b>'+
            '<pre id="code" class="prettyprint linenums" style="word-wrap: break-word; white-space: pre-wrap;border: 1px solid rgb(136, 136, 204);border-radius: 8px;">' + codes + "</pre>";

        let c = _unsafeWindow.open("", "_blank", "width=750, height=400, location=0, resizable=1, menubar=0, scrollbars=0");
        c.document.write(html);
        c.document.close();
    }
    function hideIcon(){
        codeIcon.style.opacity=0;
        customInput=false;