Variable size/Set: Difference between revisions
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<syntaxhighlight lang="d">struct Empty { }
writefln(Empty.sizeof) ; // print 1</syntaxhighlight>
=={{header|Delphi}}==
{{works with|Delphi|6.0}}
{{libheader|SysUtils,StdCtrls}}
<syntaxhighlight lang="Delphi">
{In Delphi you can have variables of a range of sizes}
var B: Byte; {8-bit, unsigned}
var C: char; {ASCII character}
var SI: shortint; {8-bit, signed}
var SM: Smallint; {16-bit signed}
var LI: Longint; {32-bit signed}
var W: word; {16-bit unsigned}
var LW: Longword; {32-bit unsigned}
var II: Int64; {64-bit signed}
var SR: Real48; {6-byte real}
var SN: single; {4-byte real}
var DB: double; {8-byte real}
var EX: Extended; {10-byte real}
var CM: Comp; {8-byte fixed point}
var CR: Currency; {8-byte fixed point}
{You can also custom define the size range of variable}
type TNumRange = -128..127;
var NM: TNumRange;
type TUpperCase = 'A'..'Z';
var UP: TUpperCase;
</syntaxhighlight>
{{out}}
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=={{header|Erlang}}==
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