Contract::Exists Method (Int32, Int32, Predicate<Int32>^)
.NET Framework (current version)
Determines whether a specified test is true for any integer within a range of integers.
Assembly: mscorlib (in mscorlib.dll)
public: static bool Exists( int fromInclusive, int toExclusive, Predicate<int>^ predicate )
Parameters
- fromInclusive
-
Type:
System::Int32
The first integer to pass to predicate.
- toExclusive
-
Type:
System::Int32
One more than the last integer to pass to predicate.
- predicate
-
Type:
System::Predicate<Int32>^
The function to evaluate for any value of the integer in the specified range.
Return Value
Type: System::Booleantrue if predicate returns true for any integer starting from fromInclusive to toExclusive - 1.
| Exception | Condition |
|---|---|
| ArgumentNullException | predicate is null. |
| ArgumentException | toExclusive is less than fromInclusive. |
The toExclusive parameter is one more than the last integer to facilitate using the length of a range of integers starting at 0. For example, it would be set to 5 for integers 0 through 4.
Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 4.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 4.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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