# System

``` diff
 namespace System {
     public static class MemoryExtensions {
-        public static ReadOnlySpan<T> Trim<T>(this ReadOnlySpan<T> memory, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
+        public static ReadOnlySpan<T> Trim<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
-        public static ReadOnlySpan<T> Trim<T>(this ReadOnlySpan<T> memory, T trimElement) where T : IEquatable<T>;
+        public static ReadOnlySpan<T> Trim<T>(this ReadOnlySpan<T> span, T trimElement) where T : IEquatable<T>;
-        public static Span<T> Trim<T>(this Span<T> memory, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
+        public static Span<T> Trim<T>(this Span<T> span, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
-        public static Span<T> Trim<T>(this Span<T> memory, T trimElement) where T : IEquatable<T>;
+        public static Span<T> Trim<T>(this Span<T> span, T trimElement) where T : IEquatable<T>;
-        public static ReadOnlySpan<T> TrimEnd<T>(this ReadOnlySpan<T> memory, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
+        public static ReadOnlySpan<T> TrimEnd<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
-        public static ReadOnlySpan<T> TrimEnd<T>(this ReadOnlySpan<T> memory, T trimElement) where T : IEquatable<T>;
+        public static ReadOnlySpan<T> TrimEnd<T>(this ReadOnlySpan<T> span, T trimElement) where T : IEquatable<T>;
-        public static Span<T> TrimEnd<T>(this Span<T> memory, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
+        public static Span<T> TrimEnd<T>(this Span<T> span, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
-        public static Span<T> TrimEnd<T>(this Span<T> memory, T trimElement) where T : IEquatable<T>;
+        public static Span<T> TrimEnd<T>(this Span<T> span, T trimElement) where T : IEquatable<T>;
-        public static ReadOnlySpan<T> TrimStart<T>(this ReadOnlySpan<T> memory, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
+        public static ReadOnlySpan<T> TrimStart<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
-        public static ReadOnlySpan<T> TrimStart<T>(this ReadOnlySpan<T> memory, T trimElement) where T : IEquatable<T>;
+        public static ReadOnlySpan<T> TrimStart<T>(this ReadOnlySpan<T> span, T trimElement) where T : IEquatable<T>;
-        public static Span<T> TrimStart<T>(this Span<T> memory, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
+        public static Span<T> TrimStart<T>(this Span<T> span, ReadOnlySpan<T> trimElements) where T : IEquatable<T>;
-        public static Span<T> TrimStart<T>(this Span<T> memory, T trimElement) where T : IEquatable<T>;
+        public static Span<T> TrimStart<T>(this Span<T> span, T trimElement) where T : IEquatable<T>;
     }
 }
```

