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笙默考试管理系统-MyExamTest----codemirror（18）

目录

一、 笙默考试管理系统-MyExamTest----codemirror

二、 笙默考试管理系统-MyExamTest----codemirror

三、 笙默考试管理系统-MyExamTest----codemirror

四、 笙默考试管理系统-MyExamTest----codemirror

五、 笙默考试管理系统-MyExamTest----codemirror

• 笙默考试管理系统-MyExamTest----codemirror

  intact = intact2;

            }

            return intact;

        }

        function patchDisplay(from, to, intact) {

            // The first pass removes the DOM nodes that aren't intact.

            if (!intact.length) lineDiv.innerHTML = "";

            else {

                function killNode(node) {

                    var tmp = node.nextSibling;

                    node.parentNode.removeChild(node);

                    return tmp;

                }

• 笙默考试管理系统-MyExamTest----codemirror

                var domPos = 0, curNode = lineDiv.firstChild, n;

                for (var i = 0; i < intact.length; ++i) {

                    var cur = intact[i];

                    while (cur.domStart > domPos) {curNode = killNode(curNode); domPos++;}

                    for (var j = 0, e = cur.to - cur.from; j < e; ++j) {curNode = curNode.nextSibling; domPos++;}

                }

                while (curNode) curNode = killNode(curNode);

            }

• 笙默考试管理系统-MyExamTest----codemirror

            // This pass fills in the lines that actually changed.

            var nextIntact = intact.shift(), curNode = lineDiv.firstChild, j = from;

            var sfrom = sel.from.line, sto = sel.to.line, inSel = sfrom < from && sto >= from;

            var scratch = targetDocument.createElement("div"), newElt;

            doc.iter(from, to, function(line) {

                var ch1 = null, ch2 = null;

                if (inSel) {

                    ch1 = 0;

• 笙默考试管理系统-MyExamTest----codemirror

                    if (sto == j) {inSel = false; ch2 = sel.to.ch;}

                } else if (sfrom == j) {

                    if (sto == j) {ch1 = sel.from.ch; ch2 = sel.to.ch;}

                    else {inSel = true; ch1 = sel.from.ch;}

                }

• 笙默考试管理系统-MyExamTest----codemirror

                if (nextIntact && nextIntact.to == j) nextIntact = intact.shift();

                if (!nextIntact || nextIntact.from > j) {

                    if (line.hidden) scratch.innerHTML = "<pre></pre>";

                    else scratch.innerHTML = line.getHTML(ch1, ch2, true, tabText);

                    lineDiv.insertBefore(scratch.firstChild, curNode);

                } else {

                    curNode = curNode.nextSibling;

                }