diff --git a/PHDemo/PHDemo.xcodeproj/project.pbxproj b/PHDemo/PHDemo.xcodeproj/project.pbxproj
index 915b787..cea1350 100644
--- a/PHDemo/PHDemo.xcodeproj/project.pbxproj
+++ b/PHDemo/PHDemo.xcodeproj/project.pbxproj
@@ -7,11 +7,11 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
-		CD2439342A82164E00A3BBF5 /* CapsuleVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD2439332A82164E00A3BBF5 /* CapsuleVC.swift */; };
+		CD2439342A82164E00A3BBF5 /* DemoCapsuleVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD2439332A82164E00A3BBF5 /* DemoCapsuleVC.swift */; };
 		CD6537BF28C3311B00A5981B /* ListModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD6537BE28C3311B00A5981B /* ListModel.swift */; };
 		CD6537C128C35E1C00A5981B /* ListVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD6537C028C35E1C00A5981B /* ListVC.swift */; };
-		CD6537C328C35E6200A5981B /* ToastVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD6537C228C35E6200A5981B /* ToastVC.swift */; };
-		CD6537C528C35F2C00A5981B /* SheetVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD6537C428C35F2C00A5981B /* SheetVC.swift */; };
+		CD6537C328C35E6200A5981B /* DemoToastVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD6537C228C35E6200A5981B /* DemoToastVC.swift */; };
+		CD6537C528C35F2C00A5981B /* DemoSheetVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD6537C428C35F2C00A5981B /* DemoSheetVC.swift */; };
 		CD6AE8A32A7CC1BA0044E53D /* SnapKit in Frameworks */ = {isa = PBXBuildFile; productRef = CD6AE8A22A7CC1BA0044E53D /* SnapKit */; };
 		CD891BCD2A80B58E00848BBC /* SnapKit in Frameworks */ = {isa = PBXBuildFile; productRef = CD891BCC2A80B58E00848BBC /* SnapKit */; };
 		CD8EEF3B28BC5C7200E660EA /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD8EEF3A28BC5C7200E660EA /* AppDelegate.swift */; };
@@ -22,16 +22,16 @@
 		CD9C7B1E28CB8972006190CD /* Extensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = CD9C7B1D28CB8972006190CD /* Extensions.swift */; };
 		CDA83DB928C601E60025F0DF /* TableHeaderView.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDA83DB828C601E60025F0DF /* TableHeaderView.swift */; };
 		CDB6A2A228BC5F4600DEC80D /* ProHUD in Frameworks */ = {isa = PBXBuildFile; productRef = CDB6A2A128BC5F4600DEC80D /* ProHUD */; };
-		CDB7A1D028C32A7400E034D8 /* AlertVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDB7A1CF28C32A7400E034D8 /* AlertVC.swift */; };
+		CDB7A1D028C32A7400E034D8 /* DemoAlertVC.swift in Sources */ = {isa = PBXBuildFile; fileRef = CDB7A1CF28C32A7400E034D8 /* DemoAlertVC.swift */; };
 		CDCBAEC42A80D6FD00C30DE5 /* ProHUD in Frameworks */ = {isa = PBXBuildFile; productRef = CDCBAEC32A80D6FD00C30DE5 /* ProHUD */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
-		CD2439332A82164E00A3BBF5 /* CapsuleVC.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CapsuleVC.swift; sourceTree = "<group>"; };
+		CD2439332A82164E00A3BBF5 /* DemoCapsuleVC.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DemoCapsuleVC.swift; sourceTree = "<group>"; };
 		CD6537BE28C3311B00A5981B /* ListModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ListModel.swift; sourceTree = "<group>"; };
 		CD6537C028C35E1C00A5981B /* ListVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ListVC.swift; sourceTree = "<group>"; };
-		CD6537C228C35E6200A5981B /* ToastVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ToastVC.swift; sourceTree = "<group>"; };
-		CD6537C428C35F2C00A5981B /* SheetVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SheetVC.swift; sourceTree = "<group>"; };
+		CD6537C228C35E6200A5981B /* DemoToastVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DemoToastVC.swift; sourceTree = "<group>"; };
+		CD6537C428C35F2C00A5981B /* DemoSheetVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DemoSheetVC.swift; sourceTree = "<group>"; };
 		CD8EEF3728BC5C7200E660EA /* PHDemo.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = PHDemo.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		CD8EEF3A28BC5C7200E660EA /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
 		CD8EEF3C28BC5C7200E660EA /* SceneDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SceneDelegate.swift; sourceTree = "<group>"; };
@@ -41,7 +41,7 @@
 		CD8EEF4828BC5C7300E660EA /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		CD9C7B1D28CB8972006190CD /* Extensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Extensions.swift; sourceTree = "<group>"; };
 		CDA83DB828C601E60025F0DF /* TableHeaderView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TableHeaderView.swift; sourceTree = "<group>"; };
-		CDB7A1CF28C32A7400E034D8 /* AlertVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AlertVC.swift; sourceTree = "<group>"; };
+		CDB7A1CF28C32A7400E034D8 /* DemoAlertVC.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DemoAlertVC.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -85,10 +85,10 @@
 				CDA83DB828C601E60025F0DF /* TableHeaderView.swift */,
 				CD9C7B1D28CB8972006190CD /* Extensions.swift */,
 				CD6537C028C35E1C00A5981B /* ListVC.swift */,
-				CD6537C228C35E6200A5981B /* ToastVC.swift */,
-				CDB7A1CF28C32A7400E034D8 /* AlertVC.swift */,
-				CD6537C428C35F2C00A5981B /* SheetVC.swift */,
-				CD2439332A82164E00A3BBF5 /* CapsuleVC.swift */,
+				CD6537C228C35E6200A5981B /* DemoToastVC.swift */,
+				CDB7A1CF28C32A7400E034D8 /* DemoAlertVC.swift */,
+				CD6537C428C35F2C00A5981B /* DemoSheetVC.swift */,
+				CD2439332A82164E00A3BBF5 /* DemoCapsuleVC.swift */,
 				CD8EEF4028BC5C7200E660EA /* Main.storyboard */,
 				CD8EEF4328BC5C7300E660EA /* Assets.xcassets */,
 				CD8EEF4528BC5C7300E660EA /* LaunchScreen.storyboard */,
@@ -186,10 +186,10 @@
 			buildActionMask = 2147483647;
 			files = (
 				CDA83DB928C601E60025F0DF /* TableHeaderView.swift in Sources */,
-				CD6537C528C35F2C00A5981B /* SheetVC.swift in Sources */,
-				CD2439342A82164E00A3BBF5 /* CapsuleVC.swift in Sources */,
-				CD6537C328C35E6200A5981B /* ToastVC.swift in Sources */,
-				CDB7A1D028C32A7400E034D8 /* AlertVC.swift in Sources */,
+				CD6537C528C35F2C00A5981B /* DemoSheetVC.swift in Sources */,
+				CD2439342A82164E00A3BBF5 /* DemoCapsuleVC.swift in Sources */,
+				CD6537C328C35E6200A5981B /* DemoToastVC.swift in Sources */,
+				CDB7A1D028C32A7400E034D8 /* DemoAlertVC.swift in Sources */,
 				CD6537C128C35E1C00A5981B /* ListVC.swift in Sources */,
 				CD8EEF3B28BC5C7200E660EA /* AppDelegate.swift in Sources */,
 				CD8EEF3D28BC5C7200E660EA /* SceneDelegate.swift in Sources */,
diff --git a/PHDemo/PHDemo/Base.lproj/Main.storyboard b/PHDemo/PHDemo/Base.lproj/Main.storyboard
index a19e0c5..e21af6e 100644
--- a/PHDemo/PHDemo/Base.lproj/Main.storyboard
+++ b/PHDemo/PHDemo/Base.lproj/Main.storyboard
@@ -2,16 +2,15 @@
 <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="22152" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="06J-FN-U3n">
     <device id="retina6_1" orientation="portrait" appearance="light"/>
     <dependencies>
-        <deployment identifier="iOS"/>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="22127"/>
         <capability name="System colors in document resources" minToolsVersion="11.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
-        <!--AlertVC-->
+        <!--Demo AlertVC-->
         <scene sceneID="LP0-RE-kvY">
             <objects>
-                <tableViewController id="NBo-Re-tKO" customClass="AlertVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
+                <tableViewController id="NBo-Re-tKO" customClass="DemoAlertVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="insetGrouped" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="18" estimatedSectionHeaderHeight="-1" sectionFooterHeight="18" estimatedSectionFooterHeight="-1" id="eCS-6f-ub3">
                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
@@ -60,10 +59,10 @@
             </objects>
             <point key="canvasLocation" x="1865.217391304348" y="71.651785714285708"/>
         </scene>
-        <!--ToastVC-->
+        <!--Demo ToastVC-->
         <scene sceneID="DAh-i5-GcF">
             <objects>
-                <tableViewController id="h7R-Kd-Dn5" customClass="ToastVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
+                <tableViewController id="h7R-Kd-Dn5" customClass="DemoToastVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="insetGrouped" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="18" estimatedSectionHeaderHeight="-1" sectionFooterHeight="18" estimatedSectionFooterHeight="-1" id="MVT-cH-t1Z">
                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
@@ -90,10 +89,10 @@
             </objects>
             <point key="canvasLocation" x="1863.7681159420292" y="803.57142857142856"/>
         </scene>
-        <!--SheetVC-->
+        <!--Demo SheetVC-->
         <scene sceneID="DG9-RE-7gC">
             <objects>
-                <tableViewController id="9SY-ag-pK6" customClass="SheetVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
+                <tableViewController id="9SY-ag-pK6" customClass="DemoSheetVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="insetGrouped" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="18" estimatedSectionHeaderHeight="-1" sectionFooterHeight="18" estimatedSectionFooterHeight="-1" id="N9I-Aa-GtP">
                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
@@ -120,10 +119,10 @@
             </objects>
             <point key="canvasLocation" x="5471.0144927536239" y="803.57142857142856"/>
         </scene>
-        <!--CapsuleVC-->
+        <!--Demo CapsuleVC-->
         <scene sceneID="Bhf-XS-ITh">
             <objects>
-                <tableViewController id="xyo-OI-w9X" customClass="CapsuleVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
+                <tableViewController id="xyo-OI-w9X" customClass="DemoCapsuleVC" customModule="PHDemo" customModuleProvider="target" sceneMemberID="viewController">
                     <tableView key="view" clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="insetGrouped" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="18" estimatedSectionHeaderHeight="-1" sectionFooterHeight="18" estimatedSectionFooterHeight="-1" id="jta-3v-OTY">
                         <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
diff --git a/PHDemo/PHDemo/AlertVC.swift b/PHDemo/PHDemo/DemoAlertVC.swift
similarity index 99%
rename from PHDemo/PHDemo/AlertVC.swift
rename to PHDemo/PHDemo/DemoAlertVC.swift
index 54fa2a3..5518e53 100644
--- a/PHDemo/PHDemo/AlertVC.swift
+++ b/PHDemo/PHDemo/DemoAlertVC.swift
@@ -1,5 +1,5 @@
 //
-//  AlertVC.swift
+//  DemoAlertVC.swift
 //  PHDemo
 //
 //  Created by xaoxuu on 2022/9/3.
@@ -8,7 +8,7 @@
 import UIKit
 import ProHUD
 
-class AlertVC: ListVC {
+class DemoAlertVC: ListVC {
 
     override func viewDidLoad() {
         super.viewDidLoad()
@@ -29,9 +29,7 @@ class AlertVC: ListVC {
         
         list.add(title: "纯文字") { section in
             section.add(title: "只有一句话") {
-                // Alert(.message("只有一句话").duration(2))
-                // 可以简写成这样：
-                Alert("只有一句话")
+                 Alert(.message("只有一句话").duration(2))
             }
             section.add(title: "标题 + 正文") {
                 let title = "这是标题"
diff --git a/PHDemo/PHDemo/CapsuleVC.swift b/PHDemo/PHDemo/DemoCapsuleVC.swift
similarity index 99%
rename from PHDemo/PHDemo/CapsuleVC.swift
rename to PHDemo/PHDemo/DemoCapsuleVC.swift
index 271cb20..c98fbdf 100644
--- a/PHDemo/PHDemo/CapsuleVC.swift
+++ b/PHDemo/PHDemo/DemoCapsuleVC.swift
@@ -1,5 +1,5 @@
 //
-//  CapsuleVC.swift
+//  DemoCapsuleVC.swift
 //  PHDemo
 //
 //  Created by xaoxuu on 2022/9/3.
@@ -8,7 +8,7 @@
 import UIKit
 import ProHUD
 
-class CapsuleVC: ListVC {
+class DemoCapsuleVC: ListVC {
 
     override func viewDidLoad() {
         super.viewDidLoad()
diff --git a/PHDemo/PHDemo/SheetVC.swift b/PHDemo/PHDemo/DemoSheetVC.swift
similarity index 99%
rename from PHDemo/PHDemo/SheetVC.swift
rename to PHDemo/PHDemo/DemoSheetVC.swift
index ec62d7e..cbceca2 100644
--- a/PHDemo/PHDemo/SheetVC.swift
+++ b/PHDemo/PHDemo/DemoSheetVC.swift
@@ -1,5 +1,5 @@
 //
-//  SheetVC.swift
+//  DemoSheetVC.swift
 //  PHDemo
 //
 //  Created by xaoxuu on 2022/9/3.
@@ -8,7 +8,7 @@
 import UIKit
 import ProHUD
 
-class SheetVC: ListVC {
+class DemoSheetVC: ListVC {
 
     override func viewDidLoad() {
         super.viewDidLoad()
diff --git a/PHDemo/PHDemo/ToastVC.swift b/PHDemo/PHDemo/DemoToastVC.swift
similarity index 99%
rename from PHDemo/PHDemo/ToastVC.swift
rename to PHDemo/PHDemo/DemoToastVC.swift
index 1a515c3..72bf556 100644
--- a/PHDemo/PHDemo/ToastVC.swift
+++ b/PHDemo/PHDemo/DemoToastVC.swift
@@ -1,5 +1,5 @@
 //
-//  ToastVC.swift
+//  DemoToastVC.swift
 //  PHDemo
 //
 //  Created by xaoxuu on 2022/9/3.
@@ -44,7 +44,7 @@ class TestToast: ToastProvider {
     typealias Target = TestToastTarget
 }
 
-class ToastVC: ListVC {
+class DemoToastVC: ListVC {
 
     override func viewDidLoad() {
         super.viewDidLoad()
diff --git a/Sources/ProHUD/Alert/AlertProvider.swift b/Sources/ProHUD/Alert/AlertProvider.swift
index 15c18c6..f480f70 100644
--- a/Sources/ProHUD/Alert/AlertProvider.swift
+++ b/Sources/ProHUD/Alert/AlertProvider.swift
@@ -16,6 +16,10 @@ open class AlertProvider: HUDProvider<AlertViewModel, AlertTarget> {
         super.init(initializer: initializer)
     }
     
+    /// 根据ViewModel和自定义的初始化代码创建一个Target并显示
+    /// - Parameters:
+    ///   - vm: 数据模型
+    ///   - initializer: 自定义的初始化代码
     @discardableResult public convenience init(_ vm: ViewModel, initializer: ((_ alert: Target) -> Void)?) {
         self.init { alert in
             alert.vm = vm
@@ -28,11 +32,6 @@ open class AlertProvider: HUDProvider<AlertViewModel, AlertTarget> {
         self.init(vm, initializer: nil)
     }
     
-    @discardableResult @objc public convenience init(_ text: String, duration: TimeInterval = 3) {
-        self.init(.message(text).duration(duration), initializer: nil)
-    }
-    
-    
     /// 如果不存在就创建并弹出一个HUD实例，如果存在就更新实例
     /// - Parameters:
     ///   - identifier: 实例唯一标识符（如果为空，则以代码位置为唯一标识符）
diff --git a/Sources/ProHUD/Capsule/CapsuleProvider.swift b/Sources/ProHUD/Capsule/CapsuleProvider.swift
index fa8e969..00b8d5a 100644
--- a/Sources/ProHUD/Capsule/CapsuleProvider.swift
+++ b/Sources/ProHUD/Capsule/CapsuleProvider.swift
@@ -33,6 +33,8 @@ open class CapsuleProvider: HUDProvider<CapsuleViewModel, CapsuleTarget> {
         self.init(vm, initializer: nil)
     }
     
+    /// 根据文本作为数据模型创建一个Target并显示
+    /// - Parameter text: 文本
     @discardableResult public convenience init(_ text: String) {
         self.init(.message(text), initializer: nil)
     }
diff --git a/Sources/ProHUD/Toast/ToastProvider.swift b/Sources/ProHUD/Toast/ToastProvider.swift
index e1c2c22..a94f6fe 100644
--- a/Sources/ProHUD/Toast/ToastProvider.swift
+++ b/Sources/ProHUD/Toast/ToastProvider.swift
@@ -16,6 +16,10 @@ open class ToastProvider: HUDProvider<ToastViewModel, ToastTarget> {
         super.init(initializer: initializer)
     }
     
+    /// 根据ViewModel和自定义的初始化代码创建一个Target并显示
+    /// - Parameters:
+    ///   - vm: 数据模型
+    ///   - initializer: 自定义的初始化代码
     @discardableResult public convenience init(_ vm: ViewModel, initializer: ((_ toast: Target) -> Void)?) {
         self.init { toast in
             toast.vm = vm
@@ -29,6 +33,8 @@ open class ToastProvider: HUDProvider<ToastViewModel, ToastTarget> {
         self.init(vm, initializer: nil)
     }
     
+    /// 根据文本作为数据模型创建一个Target并显示
+    /// - Parameter text: 文本
     @discardableResult @objc public convenience init(_ text: String) {
         self.init(.message(text), initializer: nil)
     }