diff --git a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt
index fd814d00d..225be549c 100644
--- a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt
+++ b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt
@@ -597,13 +597,9 @@ class AnalyzeRule(val ruleData: RuleDataInterface) : JsExtensions {
 
         private fun isRule(ruleStr: String): Boolean {
             return ruleStr.startsWith('@') //js首个字符不可能是@，除非是装饰器，所以@开头规定为规则
-                    || ruleStr.startsWith('$') //js首个字符不可能是$，因为并未注入$变量，且$1之类的东西已被替换，不会影响此处判断
+                    || ruleStr.startsWith("$.")
+                    || ruleStr.startsWith("$[")
                     || ruleStr.startsWith("//")
-                    || ruleStr.startsWith("class")//js首个字符串不可能是class，因为并未注入相关字符串开头的变量
-                    || ruleStr.startsWith("id")//js首个字符串不可能是id，因为并未注入相关字符串开头的变量
-                    || ruleStr.startsWith("tag")//js首个字符串不可能是tag，因为并未注入相关字符串开头的变量
-                    || ruleStr.startsWith("text")//js首个字符串不可能是text，因为并未注入相关字符串开头的变量
-                    || ruleStr.startsWith("children")//js首个字符串不可能是children，因为并未注入相关字符串开头的变量
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/service/help/ReadBook.kt b/app/src/main/java/io/legado/app/service/help/ReadBook.kt
index 62ab815c0..f2b765b9b 100644
--- a/app/src/main/java/io/legado/app/service/help/ReadBook.kt
+++ b/app/src/main/java/io/legado/app/service/help/ReadBook.kt
@@ -493,4 +493,4 @@ object ReadBook {
         fun upPageAnim()
     }
 
-}
\ No newline at end of file
+}
diff --git a/app/src/main/java/io/legado/app/utils/HtmlFormatter.kt b/app/src/main/java/io/legado/app/utils/HtmlFormatter.kt
index 5f69f5b9f..4dfb2c35f 100644
--- a/app/src/main/java/io/legado/app/utils/HtmlFormatter.kt
+++ b/app/src/main/java/io/legado/app/utils/HtmlFormatter.kt
@@ -11,10 +11,10 @@ object HtmlFormatter {
     fun format(html: String?, otherRegex: Regex = otherHtmlRegex): String {
         html ?: return ""
         return html.replace(wrapHtmlRegex, "\n")
-            .replace(otherRegex, "")
-            .replace("\\s*\\n+\\s*".toRegex(), "\n　　")
-            .replace("^[\\n\\s]+".toRegex(), "　　")
-            .replace("[\\n\\s]+$".toRegex(), "")
+                .replace(otherRegex, "")
+                .replace("\\s*\\n+\\s*".toRegex(), "\n　　")
+                .replace("^[\\n\\s]+".toRegex(), "　　")
+                .replace("[\\n\\s]+$".toRegex(), "")
     }
 
     fun formatKeepImg(html: String?) = format(html, notImgHtmlRegex)
@@ -22,65 +22,47 @@ object HtmlFormatter {
     fun formatKeepImg(html: String?, redirectUrl: URL?): String {
         html ?: return ""
         val keepImgHtml = html.replace(wrapHtmlRegex, "\n")
-            .replace(notImgHtmlRegex, "")
-            .replace("[\\n\\s]+\$|^[\\n\\s]*".toRegex(), "")
-            .replace("\\s*\\n+\\s*".toRegex(), "\n")
+                .replace(notImgHtmlRegex, "")
+                .replace("[\\n\\s]+\$|^[\\n\\s]*".toRegex(), "")
+                .replace("\\s*\\n+\\s*".toRegex(), "\n")
 
         val sb = StringBuffer()
         val hasDataType:Boolean //是否有数据属性
 
         //图片有data-开头的数据属性时优先用数据属性作为src，没有数据属性时匹配src
         val imgPattern = Pattern.compile(
-            if(keepImgHtml.matches("<img[^>]*data-".toRegex())) {
-                hasDataType = true
-                "<img[^>]*data-[^=]*= *\"([^\"])\"[^>]*>"
-            }
-            else {
-                hasDataType = false
-                "<img[^>]*src *= *\"([^\"{]+(?:\\{(?:[^{}]|\\{[^{}]*\\})*\\})?)\"[^>]*>"
-            }, Pattern.CASE_INSENSITIVE
+                if(keepImgHtml.matches("<img[^>]*data-".toRegex())) {
+                    hasDataType = true
+                    "<img[^>]*data-[^=]*= *\"([^\"])\"[^>]*>"
+                }
+                else {
+                    hasDataType = false
+                    "<img[^>]*src *= *\"([^\"{]+(?:\\{(?:[^{}]|\\{[^{}]*\\})*\\})?)\"[^>]*>"
+                }, Pattern.CASE_INSENSITIVE
         )
 
         val matcher = imgPattern.matcher(keepImgHtml)
         var appendPos = 0
 
-        if(matcher.find()){
-            if(hasDataType || matcher.group(1)!!.indexOf(',') == -1) { //图片无参
-
-                do{
-                    sb.append(keepImgHtml.substring(appendPos, matcher.start()).replace("\n","\n　　")) //非图片部分换行缩进
-                    sb.append( "<img src=\"${
-                        NetworkUtils.getAbsoluteURL(redirectUrl,matcher.group(1)!!)
-                    }\">" )
-                    appendPos = matcher.end()
-                }while (matcher.find())
-
-            }else{ //图片有参
-
-                do{
-                    val url = matcher.group(1)!!
-                    val urlBefore = url.substringBefore(',')
-                    val beforeStr = keepImgHtml.substring(appendPos, matcher.start())
-                    sb.append( if(beforeStr == "\n") '\n' else beforeStr.replace("\n","\n　　") ) //缩进换行下个非图片段落
-                    sb.append(
-                        "<img src=\"${
-                            NetworkUtils.getAbsoluteURL(
+        while(matcher.find()){
+            val url = matcher.group(1)!!
+            val urlBefore = url.substringBefore(',')
+            sb.append( keepImgHtml.substring(appendPos, matcher.start()).replace("\n","\n　　") ) //缩进换行下个非图片段落
+            sb.append(
+                    "<img src=\"${
+                        NetworkUtils.getAbsoluteURL(
                                 redirectUrl,
                                 urlBefore
-                            )
-                        }${
-                            url.substring(urlBefore.length)
-                        }\">"
-                    )
-                    appendPos = matcher.end()
-                }while(matcher.find())
-
-            }
+                        )
+                    }${
+                        url.substring(urlBefore.length)
+                    }\">"
+            )
+            appendPos = matcher.end()
         }
 
         if (appendPos < keepImgHtml.length) {
-            val beforeStr = keepImgHtml.substring(appendPos, keepImgHtml.length)
-            sb.append( if(beforeStr == "\n") '\n' else beforeStr.replace("\n","\n　　") ) //缩进换行下个非图片段落
+            sb.append( keepImgHtml.substring( appendPos, keepImgHtml.length ).replace("\n","\n　　") ) //缩进换行下个非图片段落
         }
         return sb.toString()
     }