diff --git a/MyLayout/Lib/MyBaseLayout.m b/MyLayout/Lib/MyBaseLayout.m
index 4eaf9e5..ee2d454 100644
--- a/MyLayout/Lib/MyBaseLayout.m
+++ b/MyLayout/Lib/MyBaseLayout.m
@@ -2219,7 +2219,7 @@ - (CGFloat)myGetBoundLimitMeasure:(MyLayoutSize *)anchor subview:(UIView *)subvi
     } else if (valType == MyLayoutValType_LayoutSize) {
         if (anchor.anchorVal.view == self) {
             if (anchor.anchorVal.anchorType == MyLayoutAnchorType_Width) {
-                value = selfLayoutSize.width - (self.myLayoutLeadingPadding + self.myLayoutTrailingPadding);
+                value = selfLayoutSize.width - (self.myLayoutPaddingLeading + self.myLayoutPaddingTrailing);
             } else {
                 value = selfLayoutSize.height - (self.myLayoutPaddingTop + self.myLayoutPaddingBottom);
             }
@@ -2433,11 +2433,11 @@ - (CGFloat)myLayoutPaddingLeft {
 - (CGFloat)myLayoutPaddingRight {
     return self.myCurrentSizeClass.myLayoutPaddingRight;
 }
-- (CGFloat)myLayoutLeadingPadding {
-    return self.myCurrentSizeClass.myLayoutLeadingPadding;
+- (CGFloat)myLayoutPaddingLeading {
+    return self.myCurrentSizeClass.myLayoutPaddingLeading;
 }
-- (CGFloat)myLayoutTrailingPadding {
-    return self.myCurrentSizeClass.myLayoutTrailingPadding;
+- (CGFloat)myLayoutPaddingTrailing {
+    return self.myCurrentSizeClass.myLayoutPaddingTrailing;
 }
 
 - (void)myLayout:(MyLayoutTraits *)layoutTraits adjustScrollViewContentWithSize:(CGSize)newSize {
diff --git a/MyLayout/Lib/MyFloatLayout.m b/MyLayout/Lib/MyFloatLayout.m
index 8aa53c8..8752338 100644
--- a/MyLayout/Lib/MyFloatLayout.m
+++ b/MyLayout/Lib/MyFloatLayout.m
@@ -111,8 +111,8 @@ - (CGSize)calcLayoutSize:(CGSize)size subviewEngines:(NSMutableArray<MyLayoutEng
     context->subviewEngines = [layoutTraits filterEngines:subviewEngines];
     context->paddingTop = layoutTraits.myLayoutPaddingTop;
     context->paddingBottom = layoutTraits.myLayoutPaddingBottom;
-    context->paddingLeading = layoutTraits.myLayoutLeadingPadding;
-    context->paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+    context->paddingLeading = layoutTraits.myLayoutPaddingLeading;
+    context->paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     context->vertGravity = MYVERTGRAVITY(layoutTraits.gravity);
     context->horzGravity = [MyViewTraits convertLeadingTrailingGravityFromLeftRightGravity:MYHORZGRAVITY(layoutTraits.gravity)];
     context->vertSpace = layoutTraits.subviewVSpace;
@@ -667,7 +667,7 @@ - (void)myDoVertOrientationLayoutWithContext:(MyLayoutContext *)context {
             if (lineHasAlignment) {
                 CGFloat baselinePos = CGFLOAT_MAX;
                 for (NSInteger i = lineFirstIndex; i <= idx; i++) {
-                   MyLayoutEngine *subviewEngine = context->subviewEngines[i];
+                    MyLayoutEngine *subviewEngine = context->subviewEngines[i];
                     MyViewTraits *subviewTraits = subviewEngine.currentSizeClass;
                     MyGravity subviewVertAlignment = MYVERTGRAVITY(subviewTraits.alignment);
                     UIFont *subviewFont = nil;
diff --git a/MyLayout/Lib/MyFlowLayout.m b/MyLayout/Lib/MyFlowLayout.m
index 08b22c9..fe3113e 100644
--- a/MyLayout/Lib/MyFlowLayout.m
+++ b/MyLayout/Lib/MyFlowLayout.m
@@ -158,8 +158,8 @@ - (CGSize)calcLayoutSize:(CGSize)size subviewEngines:(NSMutableArray<MyLayoutEng
        MyFlowLayoutTraits *layoutTraits = (MyFlowLayoutTraits *)context->layoutViewEngine.currentSizeClass;
        context->paddingTop = layoutTraits.myLayoutPaddingTop;
        context->paddingBottom = layoutTraits.myLayoutPaddingBottom;
-       context->paddingLeading = layoutTraits.myLayoutLeadingPadding;
-       context->paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+       context->paddingLeading = layoutTraits.myLayoutPaddingLeading;
+       context->paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
        context->vertGravity = MYVERTGRAVITY(layoutTraits.gravity);
        context->horzGravity = [MyViewTraits convertLeadingTrailingGravityFromLeftRightGravity:MYHORZGRAVITY(layoutTraits.gravity)];
        context->vertSpace = layoutTraits.subviewVSpace;
diff --git a/MyLayout/Lib/MyFrameLayout.m b/MyLayout/Lib/MyFrameLayout.m
index e072a20..2a4cfde 100644
--- a/MyLayout/Lib/MyFrameLayout.m
+++ b/MyLayout/Lib/MyFrameLayout.m
@@ -19,8 +19,8 @@ - (CGSize)calcLayoutSize:(CGSize)size subviewEngines:(NSMutableArray<MyLayoutEng
     MyFrameLayoutTraits *layoutTraits = (MyFrameLayoutTraits *)context->layoutViewEngine.currentSizeClass;
     context->paddingTop = layoutTraits.myLayoutPaddingTop;
     context->paddingBottom = layoutTraits.myLayoutPaddingBottom;
-    context->paddingLeading = layoutTraits.myLayoutLeadingPadding;
-    context->paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+    context->paddingLeading = layoutTraits.myLayoutPaddingLeading;
+    context->paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     context->vertGravity = MYVERTGRAVITY(layoutTraits.gravity);
     context->horzGravity = [MyViewTraits convertLeadingTrailingGravityFromLeftRightGravity:MYHORZGRAVITY(layoutTraits.gravity)];
     if (context->subviewEngines == nil) {
diff --git a/MyLayout/Lib/MyGridLayout.m b/MyLayout/Lib/MyGridLayout.m
index d8f64c8..c15b44f 100644
--- a/MyLayout/Lib/MyGridLayout.m
+++ b/MyLayout/Lib/MyGridLayout.m
@@ -629,8 +629,8 @@ - (CGSize)calcLayoutSize:(CGSize)size subviewEngines:(NSMutableArray *)subviewEn
     
        context->paddingTop = layoutTraits.myLayoutPaddingTop;
        context->paddingBottom = layoutTraits.myLayoutPaddingBottom;
-       context->paddingLeading = layoutTraits.myLayoutLeadingPadding;
-       context->paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+       context->paddingLeading = layoutTraits.myLayoutPaddingLeading;
+       context->paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
        context->vertGravity = MYVERTGRAVITY(layoutTraits.gravity);
        context->horzGravity = [MyViewTraits convertLeadingTrailingGravityFromLeftRightGravity:MYHORZGRAVITY(layoutTraits.gravity)];
        context->vertSpace = layoutTraits.subviewVSpace;
@@ -750,9 +750,9 @@ - (void)myTraversalGrid:(id<MyGridNode>)grid gridOrigin:(CGPoint)gridOrigin layo
     CGFloat paddingTrailing;
     if (grid == (id<MyGridNode>)layoutTraits) {
         paddingTop = layoutTraits.myLayoutPaddingTop;
-        paddingLeading = layoutTraits.myLayoutLeadingPadding;
+        paddingLeading = layoutTraits.myLayoutPaddingLeading;
         paddingBottom = layoutTraits.myLayoutPaddingBottom;
-        paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+        paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     } else {
         UIEdgeInsets gridPadding = grid.padding;
         paddingTop = gridPadding.top;
@@ -928,9 +928,9 @@ - (CGFloat)myTraversalGrid:(id<MyGridNode>)grid gridSize:(CGSize)gridSize lsc:(M
     CGFloat paddingTrailing;
     if (grid == (id<MyGridNode>)lsc) {
         paddingTop = lsc.myLayoutPaddingTop;
-        paddingLeading = lsc.myLayoutLeadingPadding;
+        paddingLeading = lsc.myLayoutPaddingLeading;
         paddingBottom = lsc.myLayoutPaddingBottom;
-        paddingTrailing = lsc.myLayoutTrailingPadding;
+        paddingTrailing = lsc.myLayoutPaddingTrailing;
     } else {
         UIEdgeInsets gridPadding = grid.padding;
         paddingTop = gridPadding.top;
diff --git a/MyLayout/Lib/MyLayoutInner.h b/MyLayout/Lib/MyLayoutInner.h
index 0a92133..d0da2db 100644
--- a/MyLayout/Lib/MyLayoutInner.h
+++ b/MyLayout/Lib/MyLayoutInner.h
@@ -71,8 +71,8 @@ typedef struct _MyLayoutContext {
 - (CGFloat)myLayoutPaddingBottom;
 - (CGFloat)myLayoutPaddingLeft;
 - (CGFloat)myLayoutPaddingRight;
-- (CGFloat)myLayoutLeadingPadding;
-- (CGFloat)myLayoutTrailingPadding;
+- (CGFloat)myLayoutPaddingLeading;
+- (CGFloat)myLayoutPaddingTrailing;
 
 - (void)myAdjustSizeSettingOfSubviewEngine:(MyLayoutEngine *)subviewEngine withContext:(MyLayoutContext *)context;
 
diff --git a/MyLayout/Lib/MyLayoutSizeClass.h b/MyLayout/Lib/MyLayoutSizeClass.h
index 3752535..25b19eb 100644
--- a/MyLayout/Lib/MyLayoutSizeClass.h
+++ b/MyLayout/Lib/MyLayoutSizeClass.h
@@ -190,8 +190,8 @@
 - (CGFloat)myLayoutPaddingBottom;
 - (CGFloat)myLayoutPaddingLeft;
 - (CGFloat)myLayoutPaddingRight;
-- (CGFloat)myLayoutLeadingPadding;
-- (CGFloat)myLayoutTrailingPadding;
+- (CGFloat)myLayoutPaddingLeading;
+- (CGFloat)myLayoutPaddingTrailing;
 
 @property (nonatomic, assign) UIRectEdge insetsPaddingFromSafeArea;
 
diff --git a/MyLayout/Lib/MyLayoutSizeClass.m b/MyLayout/Lib/MyLayoutSizeClass.m
index 39ab759..1dec19a 100644
--- a/MyLayout/Lib/MyLayoutSizeClass.m
+++ b/MyLayout/Lib/MyLayoutSizeClass.m
@@ -751,7 +751,7 @@ - (CGFloat)myLayoutPaddingBottom {
     return self.paddingBottom;
 }
 
-- (CGFloat)myLayoutLeadingPadding {
+- (CGFloat)myLayoutPaddingLeading {
     if (self.paddingLeading >= MyLayoutPos.safeAreaMargin - 2000 && self.paddingLeading <= MyLayoutPos.safeAreaMargin + 2000) {
         CGFloat paddingLeadingAdd = 0;
 #if (__IPHONE_OS_VERSION_MAX_ALLOWED >= 110000) || (__TV_OS_VERSION_MAX_ALLOWED >= 110000)
@@ -785,7 +785,7 @@ - (CGFloat)myLayoutLeadingPadding {
     return self.paddingLeading + inset;
 }
 
-- (CGFloat)myLayoutTrailingPadding {
+- (CGFloat)myLayoutPaddingTrailing {
     if (self.paddingTrailing >= MyLayoutPos.safeAreaMargin - 2000 && self.paddingTrailing <= MyLayoutPos.safeAreaMargin + 2000) {
         CGFloat paddingTrailingAdd = 0;
 #if (__IPHONE_OS_VERSION_MAX_ALLOWED >= 110000) || (__TV_OS_VERSION_MAX_ALLOWED >= 110000)
@@ -820,10 +820,10 @@ - (CGFloat)myLayoutTrailingPadding {
 }
 
 - (CGFloat)myLayoutPaddingLeft {
-    return [MyViewTraits isRTL] ? [self myLayoutTrailingPadding] : [self myLayoutLeadingPadding];
+    return [MyViewTraits isRTL] ? [self myLayoutPaddingTrailing] : [self myLayoutPaddingLeading];
 }
 - (CGFloat)myLayoutPaddingRight {
-    return [MyViewTraits isRTL] ? [self myLayoutLeadingPadding] : [self myLayoutTrailingPadding];
+    return [MyViewTraits isRTL] ? [self myLayoutPaddingLeading] : [self myLayoutPaddingTrailing];
 }
 
 - (CGFloat)subviewSpace {
diff --git a/MyLayout/Lib/MyLinearLayout.m b/MyLayout/Lib/MyLinearLayout.m
index 5df0f07..c6da9c7 100644
--- a/MyLayout/Lib/MyLinearLayout.m
+++ b/MyLayout/Lib/MyLinearLayout.m
@@ -136,8 +136,8 @@ - (CGSize)calcLayoutSize:(CGSize)size subviewEngines:(NSMutableArray<MyLayoutEng
     MyLinearLayoutTraits *layoutTraits = (MyLinearLayoutTraits *)context->layoutViewEngine.currentSizeClass;
     context->paddingTop = layoutTraits.myLayoutPaddingTop;
     context->paddingBottom = layoutTraits.myLayoutPaddingBottom;
-    context->paddingLeading = layoutTraits.myLayoutLeadingPadding;
-    context->paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+    context->paddingLeading = layoutTraits.myLayoutPaddingLeading;
+    context->paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     context->vertGravity = MYVERTGRAVITY(layoutTraits.gravity);
     context->horzGravity = [MyViewTraits convertLeadingTrailingGravityFromLeftRightGravity:MYHORZGRAVITY(layoutTraits.gravity)];
     context->vertSpace = layoutTraits.subviewVSpace;
diff --git a/MyLayout/Lib/MyPathLayout.m b/MyLayout/Lib/MyPathLayout.m
index b91faae..316d1ae 100644
--- a/MyLayout/Lib/MyPathLayout.m
+++ b/MyLayout/Lib/MyPathLayout.m
@@ -264,8 +264,8 @@ - (void)beginSubviewPathPoint:(BOOL)full {
     context.selfSize = self.bounds.size;
     context.paddingTop = layoutTraits.myLayoutPaddingTop;
     context.paddingBottom = layoutTraits.myLayoutPaddingBottom;
-    context.paddingLeading = layoutTraits.myLayoutLeadingPadding;
-    context.paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+    context.paddingLeading = layoutTraits.myLayoutPaddingLeading;
+    context.paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     
     if (full) {
         NSMutableArray *pointIndexs = [NSMutableArray new];
@@ -351,8 +351,8 @@ - (CGPathRef)createPath:(NSInteger)subviewCount {
     context.selfSize = self.bounds.size;
     context.paddingTop = layoutTraits.myLayoutPaddingTop;
     context.paddingBottom = layoutTraits.myLayoutPaddingBottom;
-    context.paddingLeading = layoutTraits.myLayoutLeadingPadding;
-    context.paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+    context.paddingLeading = layoutTraits.myLayoutPaddingLeading;
+    context.paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     
     CGMutablePathRef retPath = CGPathCreateMutable();
 
@@ -476,8 +476,8 @@ - (CGSize)calcLayoutSize:(CGSize)size subviewEngines:(NSMutableArray<MyLayoutEng
     MyPathLayoutTraits *layoutTraits = (MyPathLayoutTraits *)context->layoutViewEngine.currentSizeClass;
     context->paddingTop = layoutTraits.myLayoutPaddingTop;
     context->paddingBottom = layoutTraits.myLayoutPaddingBottom;
-    context->paddingLeading = layoutTraits.myLayoutLeadingPadding;
-    context->paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+    context->paddingLeading = layoutTraits.myLayoutPaddingLeading;
+    context->paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     if (context->subviewEngines == nil) {
         context->subviewEngines = [layoutTraits filterEngines:subviewEngines];
     }
diff --git a/MyLayout/Lib/MyRelativeLayout.m b/MyLayout/Lib/MyRelativeLayout.m
index da74b0c..362b694 100644
--- a/MyLayout/Lib/MyRelativeLayout.m
+++ b/MyLayout/Lib/MyRelativeLayout.m
@@ -19,8 +19,8 @@ - (CGSize)calcLayoutSize:(CGSize)size subviewEngines:(NSMutableArray<MyLayoutEng
     MyRelativeLayoutTraits *layoutTraits = (MyRelativeLayoutTraits *)context->layoutViewEngine.currentSizeClass;
     context->paddingTop = layoutTraits.myLayoutPaddingTop;
     context->paddingBottom = layoutTraits.myLayoutPaddingBottom;
-    context->paddingLeading = layoutTraits.myLayoutLeadingPadding;
-    context->paddingTrailing = layoutTraits.myLayoutTrailingPadding;
+    context->paddingLeading = layoutTraits.myLayoutPaddingLeading;
+    context->paddingTrailing = layoutTraits.myLayoutPaddingTrailing;
     context->subviewEngines = subviewEngines;
 
     if (layoutTraits.widthSizeInner.wrapVal) {