C Sharp Programming/Keywords/ulong

The ulong keyword is used in field, method, property, and variable declarations and in cast and typeof operations as an alias for the .NET Framework structure System.UInt64. That is, it represents a 64-bit unsigned integer whose value ranges from 0 to 18,446,744,073,709,551,615.

C# Keywords

`abstract`	`as`	`base`	`bool`	`break`
`byte`	`case`	`catch`	`char`	`checked`
`class`	`const`	`continue`	`decimal`	`default`
`delegate`	`do`	`double`	`else`	`enum`
`event`	`explicit`	`extern`	`false`	`finally`
`fixed`	`float`	`for`	`foreach`	`goto`
`if`	`implicit`	`in`	`int`	`interface`
`internal`	`is`	`lock`	`long`	`namespace`
`new`	`null`	`object`	`operator`	`out`
`override`	`params`	`private`	`protected`	`public`
`readonly`	`ref`	`return`	`sbyte`	`sealed`
`short`	`sizeof`	`stackalloc`	`static`	`string`
`struct`	`switch`	`this`	`throw`	`true`
`try`	`typeof`	`uint`	`ulong`	`unchecked`
`unsafe`	`ushort`	`using`	`var`	`virtual`
`void`	`volatile`	`while`

Special C# Identifiers (Contextual Keywords)

`add`	`alias`	`async`	`await`	`dynamic`
`get`	`global`	`nameof`	`partial`	`remove`
`set`	`value`	`when`	`where`	`yield`

Contextual Keywords (Used in Queries)

`ascending`	`by`	`descending`	`equals`	`from`
`group`	`in`	`into`	`join`	`let`
`on`	`orderby`	`select`	`where`

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