.Net Framework > v3.5.21022.8 > System > Linq > Enumerable > LongCount<TSource> LongCount<TSource>(IEnumerable<TSource>)
LongCount<TSource>(IEnumerable<TSource>,Func<TSource,Boolean>)


LongCount<TSource>(IEnumerable<TSource>)

Category
Method
Description
Returns an System.Int64 that represents the total number of elements in a sequence.
Type
Int64
Character
public, static
Parameters
NameTypeDescription
sourceSystem.Collections.Generic.IEnumerable<TSource>
Attributes
NameValue/Assignment
ExtensionAttribute
Tags
01892ABD01, 02E3ABA98D, 0322962271

LongCount<TSource>(IEnumerable<TSource>,Func<TSource,Boolean>)

Category
Method
Description
Returns an System.Int64 that represents how many elements in a sequence satisfy a condition.
Type
Int64
Character
public, static
Parameters
NameTypeDescription
sourceSystem.Collections.Generic.IEnumerable<TSource>
predicateSystem.Func<TSource,Boolean>
Attributes
NameValue/Assignment
ExtensionAttribute
Tags
01892ABD01, 02E3ABA98D, 0322962271

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