12-05-2016, 09:44 PM
و عليكم السلام
تفظل معلومات أكثر عن مجال المتغيرات
http://www.delphibasics.co.uk/Article.as...=DataTypes
var
// Integer data types :
Int1 : Byte; // 0 to 255
Int2 : ShortInt; // -127 to 127
Int3 : Word; // 0 to 65,535
Int4 : SmallInt; // -32,768 to 32,767
Int5 : LongWord; // 0 to 4,294,967,295
Int6 : Cardinal; // 0 to 4,294,967,295
Int7 : LongInt; // -2,147,483,648 to 2,147,483,647
Int8 : Integer; // -2,147,483,648 to 2,147,483,647
Int9 : Int64; // -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807
// Decimal data types :
Dec1 : Single; // 7 significant digits, exponent -38 to +38
Dec2 : Currency; // 50+ significant digits, fixed 4 decimal places
Dec3 : Double; // 15 significant digits, exponent -308 to +308
Dec4 : Extended; // 19 significant digits, exponent -4932 to +4932
تفظل معلومات أكثر عن مجال المتغيرات
http://www.delphibasics.co.uk/Article.as...=DataTypes
var
// Integer data types :
Int1 : Byte; // 0 to 255
Int2 : ShortInt; // -127 to 127
Int3 : Word; // 0 to 65,535
Int4 : SmallInt; // -32,768 to 32,767
Int5 : LongWord; // 0 to 4,294,967,295
Int6 : Cardinal; // 0 to 4,294,967,295
Int7 : LongInt; // -2,147,483,648 to 2,147,483,647
Int8 : Integer; // -2,147,483,648 to 2,147,483,647
Int9 : Int64; // -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807
// Decimal data types :
Dec1 : Single; // 7 significant digits, exponent -38 to +38
Dec2 : Currency; // 50+ significant digits, fixed 4 decimal places
Dec3 : Double; // 15 significant digits, exponent -308 to +308
Dec4 : Extended; // 19 significant digits, exponent -4932 to +4932