diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseContextExample.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseContextExample.kt
index a609dc3..b22e67b 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseContextExample.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseContextExample.kt
@@ -2,10 +2,7 @@ package xyz.junerver.composehooks.example
 
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
-import androidx.compose.foundation.layout.padding
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
@@ -15,6 +12,7 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import xyz.junerver.compose.hooks.*
+import xyz.junerver.composehooks.example.request.DividerSpacer
 import xyz.junerver.composehooks.ui.component.TButton
 
 /*
@@ -60,7 +58,7 @@ fun UseContextExample() {
                 Text(
                     "Use `useContext` to easily pass states or events to child components, avoiding layer-by-layer transmission between components"
                 )
-                HorizontalDivider(modifier = Modifier.fillMaxWidth().padding(top = 20.dp, bottom = 20.dp))
+                DividerSpacer()
                 Text(text = "ChileOne:")
                 ChildOne()
                 Spacer(modifier = Modifier.height(20.dp))
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseCountdownExample.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseCountdownExample.kt
index 16001cc..a587895 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseCountdownExample.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseCountdownExample.kt
@@ -1,23 +1,19 @@
 package xyz.junerver.composehooks.example
 
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.padding
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.setValue
-import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.unit.dp
 import kotlin.time.Duration.Companion.seconds
 import kotlinx.datetime.LocalDateTime
 import kotlinx.datetime.TimeZone
 import kotlinx.datetime.toInstant
 import xyz.junerver.compose.hooks.useCountdown
 import xyz.junerver.compose.hooks.useState
+import xyz.junerver.composehooks.example.request.DividerSpacer
 
 /*
   Description:
@@ -32,7 +28,7 @@ fun UseCountdownExample() {
     Surface {
         Column {
             SimpleOne()
-            HorizontalDivider(modifier = Modifier.fillMaxWidth().padding(top = 20.dp, bottom = 20.dp))
+            DividerSpacer()
             SimpleTwo()
         }
     }
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseEventExample.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseEventExample.kt
index 3f181a3..d0111af 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseEventExample.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseEventExample.kt
@@ -2,16 +2,14 @@ package xyz.junerver.composehooks.example
 
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.ui.Modifier
 import kotlin.random.Random
 import xyz.junerver.compose.hooks.useEventPublish
 import xyz.junerver.compose.hooks.useEventSubscribe
 import xyz.junerver.compose.hooks.useGetState
+import xyz.junerver.composehooks.example.request.DividerSpacer
 import xyz.junerver.composehooks.ui.component.TButton
 
 /*
@@ -58,6 +56,6 @@ fun SubComponent(index: Int) {
                 refresh()
             }
         }
-        HorizontalDivider(modifier = Modifier.fillMaxWidth())
+        DividerSpacer()
     }
 }
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseStateExample.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseStateExample.kt
index 81cff26..21619ba 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseStateExample.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/UseStateExample.kt
@@ -2,10 +2,8 @@ package xyz.junerver.composehooks.example
 
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
@@ -24,6 +22,7 @@ import xyz.junerver.compose.hooks.tuple
 import xyz.junerver.compose.hooks.useGetState
 import xyz.junerver.compose.hooks.useLatestRef
 import xyz.junerver.compose.hooks.useState
+import xyz.junerver.composehooks.example.request.DividerSpacer
 import xyz.junerver.composehooks.ui.component.TButton
 
 /*
@@ -49,21 +48,17 @@ fun UseStateExample() {
             Text(text = "this is a simple controlled component:")
             OutlinedTextField(value = state, onValueChange = setState)
             Text(text = "input：$state")
-            HorizontalDivider(modifier = Modifier.fillMaxWidth().padding(top = 20.dp))
+            DividerSpacer()
             Text(
                 "Don't destructure `useState`, it will cause the following problems：",
                 modifier = Modifier.padding(top = 20.dp, bottom = 20.dp)
             )
             UseStateQuestionOne()
             Spacer(modifier = Modifier.height(20.dp))
-            HorizontalDivider(
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(20.dp)
-            )
+            DividerSpacer()
             Spacer(modifier = Modifier.height(20.dp))
             UseStateQuestionTwo()
-            HorizontalDivider(modifier = Modifier.fillMaxWidth().padding(top = 20.dp, bottom = 20.dp))
+            DividerSpacer()
             Text("Demonstrates how to avoid closure problems, please see the sample code")
             HowToAvoidClosureProblems()
         }
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Auto&Manual.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Auto&Manual.kt
index 4be85e4..13c7a3f 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Auto&Manual.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Auto&Manual.kt
@@ -3,11 +3,9 @@ package xyz.junerver.composehooks.example.request
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.verticalScroll
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
@@ -38,7 +36,7 @@ fun AutoManual() {
         ) {
             Auto()
             Spacer(modifier = Modifier.height(10.dp))
-            HorizontalDivider(modifier = Modifier.fillMaxWidth())
+            DividerSpacer()
             Manual()
         }
     }
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cache&SWR.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cache&SWR.kt
index a5479d0..cebcca2 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cache&SWR.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cache&SWR.kt
@@ -2,17 +2,11 @@ package xyz.junerver.composehooks.example.request
 
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.height
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
-import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
-import androidx.compose.ui.unit.dp
 import kotlin.coroutines.coroutineContext
 import kotlin.random.Random
 import kotlin.time.Duration.Companion.seconds
@@ -56,8 +50,7 @@ fun Cache() {
     Surface {
         Column {
             TestSWR()
-            Spacer(modifier = Modifier.height(20.dp))
-            HorizontalDivider(modifier = Modifier.fillMaxWidth())
+            DividerSpacer()
             TestStaleTime()
         }
     }
@@ -73,7 +66,7 @@ private fun TestSWR() {
         if (isVisible.value) {
             SWR()
         }
-        HorizontalDivider(modifier = Modifier.fillMaxWidth())
+        DividerSpacer()
         if (isVisible.value) {
             SWR(true)
         }
@@ -98,7 +91,7 @@ private fun SWR(useCache: Boolean = false) {
     )
     val data by dataState
     val loading by loadingState
-    Column(modifier = Modifier.height(210.dp)) {
+    Column {
         Text(text = "cache: $useCache", color = Color.Red)
         Text(text = "Background loading: $loading")
         if (data.asBoolean()) {
@@ -143,7 +136,7 @@ private fun StaleTime(cacheKey: String) {
     )
     val data by dataState
     val loading by loadingState
-    Column(modifier = Modifier.height(210.dp)) {
+    Column {
         Text(text = "statleTime: 5s", color = Color.Red)
         Text(text = "Background loading: $loading")
         if (data.asBoolean()) {
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cancel.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cancel.kt
index a971bb5..68c71b1 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cancel.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Cancel.kt
@@ -2,13 +2,10 @@ package xyz.junerver.composehooks.example.request
 
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
-import androidx.compose.ui.Modifier
 import xyz.junerver.compose.hooks.invoke
 import xyz.junerver.compose.hooks.userequest.useRequest
 import xyz.junerver.compose.hooks.utils.asBoolean
@@ -45,7 +42,7 @@ fun Cancel() {
                     cancel()
                 }
             }
-            HorizontalDivider(modifier = Modifier.fillMaxWidth())
+            DividerSpacer()
 
             if (loading) {
                 Text(text = "Loading ...")
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Ready.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Ready.kt
index 5c24056..f72a420 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Ready.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/Ready.kt
@@ -2,9 +2,7 @@ package xyz.junerver.composehooks.example.request
 
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Spacer
-import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
-import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Surface
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
@@ -60,7 +58,7 @@ fun Ready() {
                 Text(text = "$userInfo".substring(0..100))
             }
             Spacer(modifier = Modifier.height(30.dp))
-            HorizontalDivider(modifier = Modifier.fillMaxWidth())
+            DividerSpacer()
             if (repoLoading) {
                 Text(text = "repo loading ...")
             } else if (repoInfo.asBoolean()) {
diff --git a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/component.kt b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/component.kt
index cc4a38b..b620278 100644
--- a/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/component.kt
+++ b/app/src/commonMain/kotlin/xyz/junerver/composehooks/example/request/component.kt
@@ -1,9 +1,9 @@
 package xyz.junerver.composehooks.example.request
 
 import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
@@ -12,6 +12,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 import kotlin.time.Duration.Companion.seconds
 import xyz.junerver.compose.hooks.*
+import xyz.junerver.compose.hooks.userequest.RequestOptions
 import xyz.junerver.compose.hooks.userequest.useRequest
 import xyz.junerver.compose.hooks.utils.asBoolean
 import xyz.junerver.composehooks.net.NetApi
@@ -27,10 +28,7 @@ import xyz.junerver.composehooks.ui.component.TButton
 
 @Composable
 fun DividerSpacer() {
-    Column {
-        HorizontalDivider(modifier = Modifier.fillMaxWidth())
-        Spacer(modifier = Modifier.height(20.dp))
-    }
+    HorizontalDivider(modifier = Modifier.fillMaxWidth().padding(top = 20.dp, bottom = 20.dp))
 }
 
 enum class OptionFunc {
@@ -61,9 +59,9 @@ fun SubComponent(label: String, isUsed: Boolean = false, optionFunc: OptionFunc)
             when (optionFunc) {
                 OptionFunc.LoadingDelay -> run {
                     /**
-                     * 当你配置了[loadingDelay]，如果请求在这个时间之内返回就不会引起loading的变化，
+                     * 当你配置了[RequestOptions.loadingDelay]，如果请求在这个时间之内返回就不会引起loading的变化，
                      * 这可以避免闪烁，适用于接口较为快速返回的场景。
-                     * When you configure [loadingDelay], if the request response within this duration,
+                     * When you configure [RequestOptions.loadingDelay], if the request response within this duration,
                      * it will not cause loading state changes.
                      * This can avoid flickering and is suitable for scenarios
                      * where the interface returns quickly.
@@ -97,7 +95,7 @@ fun SubComponent(label: String, isUsed: Boolean = false, optionFunc: OptionFunc)
     val userInfo by userInfoState
     val loading by loadingState
     Column(modifier = Modifier.height(100.dp)) {
-        Text(text = "$label:$isUsed")
+        Text(text = "$label:$isUsed${if (isUsed) " $label wait 3seconds" else ""}")
         if (loading) {
             Text(text = "Loading ...")
         } else if (userInfo.asBoolean()) {