update.

Author: lisniuse

README.md

@@ -1,2 +1,3 @@
 # jquery-sourcecode-analysis
+
 Jquery2.2.4 源码分析

build/data.js

@@ -0,0 +1,98 @@
+(function () {
+    var content = [];
+
+    var escapeHtml = function (html) {
+        let str = html;
+        str = str.replace(/&/g, '&');  
+        str = str.replace(/</g, '&lt;');  
+        str = str.replace(/>/g, '&gt;');
+        str = str.replace(/"/g, '&quot;');
+        str = str.replace(/'/g, '&#039;');  
+        return str;
+    }
+
+    var clearHtml = function(html) {
+        let str = html;
+        str = str.replace(/&amp;/g, ''); 
+        str = str.replace(/&lt;/g, ''); 
+        str = str.replace(/&gt;/g, '');
+        str = str.replace(/&quot;/g, '');
+        str = str.replace(/&#039;/g, '');
+        return str;
+    }
+
+    var randStr = function () {
+        return Math.random().toString(36).substr(2);
+    };
+
+    var findTitle = function (ele) {
+        var findPrevs = function (ele) {
+            var children = $(ele).parent().children();
+            var prevs = [];
+            var findIt = false;
+            children = Array.prototype.slice.call(children);
+            children.forEach(function (subEle) {
+                if ($(subEle).is($(ele))) {
+                    findIt = true;
+                }
+                if (findIt === false && $(subEle).text() != "") {
+                    prevs.push(subEle);
+                }
+            });
+            return prevs;
+        };
+
+        var findH = function (eles) {
+            var _eles = Array.prototype.slice.call(eles);
+            _eles.reverse();
+            var title = "";
+            var id = "";
+            _eles.forEach(function (item) {
+                if (!title) {
+                    if (item.nodeName[0] === "H") {
+                        title = $(item).text();
+                        id = $(item).attr("id");
+                    }
+                }
+            });
+            return {
+                text: title,
+                id: id
+            };
+        };
+        var prevs = findPrevs(ele);
+        if (prevs.length) {
+            return findH(prevs);
+        }
+    };
+
+    window.searchData = function (keyword) {
+        var searchResult = [];
+        content.forEach(function (item, index) {
+            var tempHtml = "<div id='" + randStr() + "'></div>";
+            var tempEle = $(tempHtml);
+            var findArray = [];
+            tempEle.html(clearHtml(item.content));
+            findArray = tempEle.find(":contains('" + keyword + "')");
+            findArray = Array.prototype.slice.call(findArray);
+            if (findArray.length) {
+                findArray.forEach(function (ele) {
+                    var findContent = $(ele).text();
+                    findContent = findContent[0] === "<" ? $(findContent).text() : findContent;
+                    findContent = escapeHtml(findContent);
+                    findContent = findContent.replace(new RegExp(keyword, 'g'), "<b>" + keyword + "</b>");
+                    var hObj = findTitle(ele);
+                    if (hObj) {
+                        searchResult.push({
+                            context: item.context,
+                            title: hObj.text,
+                            hid: hObj.id,
+                            findContent: findContent
+                        });
+                    }
+                });
+            }
+        });
+        return searchResult;
+    };
+})();