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class System.Collections.Comparer
Assembly: System.Runtime
Inheritance: object → Comparer
Compares two objects for equivalence, where string comparisons are case-sensitive.
Fields and Constants
public static readonly
Comparer
Default
Represents an instance of <see cref="T:System.Collections.Comparer" /> that is associated with the <see cref="P:System.Threading.Thread.CurrentCulture" /> of the current thread. This field is read-only.
public static readonly
Comparer
DefaultInvariant
Represents an instance of <see cref="T:System.Collections.Comparer" /> that is associated with <see cref="P:System.Globalization.CultureInfo.InvariantCulture" /> . This field is read-only.
Methods
public
int
Compare(object a,
object b)
a
The first object to compare.
b
The second object to compare.
Returns A signed integer that indicates the relative values of <paramref name="a" /> and <paramref name="b" /> , as shown in the following table.
<list type="table">
<listheader>
<term> Value</term>
<description> Meaning</description>
</listheader>
<item>
<term> Less than zero</term>
<description>
<paramref name="a" /> is less than <paramref name="b" />.</description>
</item>
<item>
<term> Zero</term>
<description>
<paramref name="a" /> equals <paramref name="b" />.</description>
</item>
<item>
<term> Greater than zero</term>
<description>
<paramref name="a" /> is greater than <paramref name="b" />.</description>
</item>
</list>
Performs a case-sensitive comparison of two objects of the same type and returns a value indicating whether one is less than, equal to, or greater than the other.
public
void
GetObjectData(Runtime.Serialization.SerializationInfo info,
Runtime.Serialization.StreamingContext context)
info
The object to populate with data.
context
The context information about the source or destination of the serialization.
Populates a <see cref="T:System.Runtime.Serialization.SerializationInfo" /> object with the data required for serialization.
public
bool
Equals(object obj)
Inherited from object
obj
The object to compare with the current object.
Returns <see langword="true" /> if the specified object is equal to the current object; otherwise, <see langword="false" /> .
Determines whether the specified object is equal to the current object.
protected
void
Finalize()
Inherited from object
Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.
public
int
GetHashCode()
Inherited from object
Returns A hash code for the current object.
Serves as the default hash function.
public
Type
GetType()
Inherited from object
Returns The exact runtime type of the current instance.
Gets the <see cref="T:System.Type" /> of the current instance.
protected
object
MemberwiseClone()
Inherited from object
Returns A shallow copy of the current <see cref="T:System.Object" /> .
Creates a shallow copy of the current <see cref="T:System.Object" /> .
public
string
ToString()
Inherited from object
Returns A string that represents the current object.
Returns a string that represents the current object.