diff --git a/CHANGELOG.md b/CHANGELOG.md
index f8f92001045e84bd499b701838ee98397ff10aa3..f17493a1c0b51cf4793ac35211d9fd7fe4db4fae 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,6 @@
-* `18/12/19` [fix] AdaptScreenUtils not work in MIUI on Android 5.1.1. Publish v1.22.5.
+* `18/12/22` [fix] AdaptScreenUtils#pt2px don't work when start webview. Publish v1.22.6.
+* `18/12/21` [add] LogUtils support print Map, Collection and Object to String.
+* `18/12/19` [fix] AdaptScreenUtils don't work in MIUI on Android 5.1.1. Publish v1.22.5.
 * `18/12/18` [fix] ToastUtils multi show crash when run API 25. Publish v1.22.4.
 * `18/12/18` [fix] ImageUtils recycle ret equals src. Publish v1.22.3.
 * `18/12/17` [fix] Utils$FileProvider4UtilCode not found. Publish v1.22.3.
diff --git a/README-CN.md b/README-CN.md
index 78693f81b11dbf4de074960bf990fbcca2315215..d46bf54d171592354a059895519b1420192b89f5 100644
--- a/README-CN.md
+++ b/README-CN.md
@@ -41,7 +41,7 @@
 
 [logo]: https://raw.githubusercontent.com/Blankj/AndroidUtilCode/master/art/logo.png
 
-[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.22.5-brightgreen.svg
+[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.22.6-brightgreen.svg
 [auc]: https://github.com/Blankj/AndroidUtilCode
 
 [apiSvg]: https://img.shields.io/badge/API-14+-brightgreen.svg
diff --git a/README.md b/README.md
index ba71fc5b08282263e59089b83002f616553ec046..73ab10a5cfaa7bae1b08c8a777a1bf8715dcdbb5 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ If this project helps you a lot and you want to support the project's developmen
 
 [logo]: https://raw.githubusercontent.com/Blankj/AndroidUtilCode/master/art/logo.png
 
-[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.22.5-brightgreen.svg
+[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.22.6-brightgreen.svg
 [auc]: https://github.com/Blankj/AndroidUtilCode
 
 [apiSvg]: https://img.shields.io/badge/API-14+-brightgreen.svg
diff --git a/config.gradle b/config.gradle
index 7ab06ffb705d3d878c1393dad8447c333209262b..7bbf77f191669b8590244b3029b3b7450832d58d 100644
--- a/config.gradle
+++ b/config.gradle
@@ -5,8 +5,8 @@ ext {
     compileSdkVersion = 27
     minSdkVersion = 14
     targetSdkVersion = 27
-    versionCode = 1_022_005
-    versionName = '1.22.5'// E.g. 1.9.72 => 1,009,072
+    versionCode = 1_022_006
+    versionName = '1.22.6'// E.g. 1.9.72 => 1,009,072
 
     bus = [
             isDebug: false,
diff --git a/lib/base/build.gradle b/lib/base/build.gradle
index 28b77441df8c46fabdd0b91f3aa4e3c81549f4c7..22d9084825dec6f8e6e51b32c93ac2e4ba06c156 100644
--- a/lib/base/build.gradle
+++ b/lib/base/build.gradle
@@ -15,5 +15,5 @@ dependencies {
     api dep.free_proguard
     api 'com.r0adkll:slidableactivity:2.0.5'
     compileOnly dep.leakcanary.android_no_op
-//    api 'com.blankj:utilcode:1.22.5'
+//    api 'com.blankj:utilcode:1.22.6'
 }
\ No newline at end of file
diff --git a/utilcode/README-CN.md b/utilcode/README-CN.md
index 54469b841ee4ded86a4be5be475577eaa66b0510..ff9395b0efc3d50ae427c78da69fc42dabb32929 100644
--- a/utilcode/README-CN.md
+++ b/utilcode/README-CN.md
@@ -2,7 +2,7 @@
 
 Gradle:
 ```groovy
-implementation 'com.blankj:utilcode:1.22.5'
+implementation 'com.blankj:utilcode:1.22.6'
 ```
 
 
diff --git a/utilcode/README-STATIC-BUS.md b/utilcode/README-STATIC-BUS.md
index 5b1599b491d2f1054ce0aced15d9c7a7d43e4bdd..4946c0d5b371b07a9a361973fb1e6cfd90381a16 100644
--- a/utilcode/README-STATIC-BUS.md
+++ b/utilcode/README-STATIC-BUS.md
@@ -27,7 +27,7 @@ apply plugin: "com.blankj.bus"
 给 base 模块添加 [AndroidUtilCode](https://github.com/Blankj/AndroidUtilCode) 依赖：
 
 ```groovy
-api "com.blankj:utilcode:1.22.5"
+api "com.blankj:utilcode:1.22.6"
 ```
 
 比如 module0 中存在的 `Module0Activity.java`，我们通常都是在它内部写一个 `start` 函数来启动它，现在我们给它添加 `@BusUtils.Subscribe` 注解，并给注解的 `name` 赋唯一值，要注意，函数务必要 `public static` 哦：
diff --git a/utilcode/README.md b/utilcode/README.md
index ba78747d7558bd25e0cc9b3cf102da9870a7b7a0..8a3c95f4ddcf2669eaa29a1e74a60afd15bc0858 100644
--- a/utilcode/README.md
+++ b/utilcode/README.md
@@ -2,7 +2,7 @@
 
 Gradle:
 ```groovy
-implementation 'com.blankj:utilcode:1.22.5'
+implementation 'com.blankj:utilcode:1.22.6'
 ```
 
 
diff --git a/utilcode/lib/src/main/java/com/blankj/utilcode/util/LogUtils.java b/utilcode/lib/src/main/java/com/blankj/utilcode/util/LogUtils.java
index ecc20a11a21b7f4443791081a4451fd38fc8ca1e..bd66a8c5b2314ac66b371505496252204168654c 100644
--- a/utilcode/lib/src/main/java/com/blankj/utilcode/util/LogUtils.java
+++ b/utilcode/lib/src/main/java/com/blankj/utilcode/util/LogUtils.java
@@ -30,16 +30,22 @@ import java.io.StringReader;
 import java.io.StringWriter;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
 import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
 import java.net.UnknownHostException;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collection;
 import java.util.Date;
 import java.util.Formatter;
 import java.util.Iterator;
+import java.util.List;
 import java.util.Locale;
+import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
@@ -345,7 +351,9 @@ public final class LogUtils {
         if (object instanceof Throwable) return LogFormatter.throwable2String((Throwable) object);
         if (object instanceof Bundle) return LogFormatter.bundle2String((Bundle) object);
         if (object instanceof Intent) return LogFormatter.intent2String((Intent) object);
-        return object.toString();
+        if (object instanceof Map) return LogFormatter.map2String((Map) object);
+        if (object instanceof Collection) return LogFormatter.collection2String((Collection) object);
+        return LogFormatter.object2String(object);
     }
 
     private static void print2Console(final int type,
@@ -982,6 +990,58 @@ public final class LogUtils {
             return sb.toString();
         }
 
+        static String map2String(Map map) {
+            JSONObject jsonObject = new JSONObject(map);
+            return jsonObject.toString();
+        }
+
+        static String collection2String(Collection collection) {
+            JSONObject jsonObject = new JSONObject();
+            try {
+                jsonObject.put("size", collection.size());
+                jsonObject.put("data", collection);
+                return jsonObject.toString();
+            } catch (JSONException ignore) {
+                return collection.toString();
+            }
+        }
+
+        static String object2String(Object object) {
+            if (object instanceof String || object instanceof JSONObject ||
+                    object instanceof JSONArray) {
+                return object.toString();
+            }
+            Class<?> clazz = object.getClass();
+            List<Field> tmp = Arrays.asList(clazz.getDeclaredFields());
+            ArrayList<Field> list = new ArrayList<>(tmp);
+            while (clazz != Object.class) {
+                clazz = clazz.getSuperclass();
+                if (clazz == null) {
+                    break;
+                }
+                Field[] fields = clazz.getDeclaredFields();
+                for (Field field : fields) {
+                    int modifier = field.getModifiers();
+                    if (Modifier.isPublic(modifier)) {
+                        list.add(field);
+                    }
+                }
+            }
+            Field[] a = new Field[list.size()];
+            Field[] fields = list.toArray(a);
+            JSONObject jsonObject = new JSONObject();
+            try {
+                jsonObject.put("object", object.toString());
+                for (Field field : fields) {
+                    String fieldName = field.getName();
+                    Object obj = field.get(object);
+                    jsonObject.put(fieldName, obj);
+                }
+            } catch (Exception ignore) {
+            }
+            return jsonObject.toString();
+        }
+
         @RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN)
         private static void clipData2String(ClipData clipData, StringBuilder sb) {
             ClipData.Item item = clipData.getItemAt(0);
diff --git a/utilcode/lib/src/main/java/com/blankj/utilcode/util/NetworkUtils.java b/utilcode/lib/src/main/java/com/blankj/utilcode/util/NetworkUtils.java
index 579a0846956c35441efc50284b32c518041a18cf..fb26b2f6049fb4ac016c7b310e37918423a91558 100644
--- a/utilcode/lib/src/main/java/com/blankj/utilcode/util/NetworkUtils.java
+++ b/utilcode/lib/src/main/java/com/blankj/utilcode/util/NetworkUtils.java
@@ -408,7 +408,7 @@ public final class NetworkUtils {
                 NetworkInterface ni = nis.nextElement();
                 if (!ni.isUp() || ni.isLoopback()) continue;
                 List<InterfaceAddress> ias = ni.getInterfaceAddresses();
-                for (int i = 0; i < ias.size(); i++) {
+                for (int i = 0, size = ias.size(); i < size; i++) {
                     InterfaceAddress ia = ias.get(i);
                     InetAddress broadcast = ia.getBroadcast();
                     if (broadcast != null) {