Which keyword is used to declaration for variable?

Explain predefined tag is used to declaration of a variable and give a suitable example ?

Akash
07 Jul 2018
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1 Answer

Pritam
07 Jul 2018

1&gt;Boolean-&nbsp;true/false 2&gt;Byte-&nbsp;0 through 255 (unsigned) 3&gt;Char(single character)-&nbsp;&nbsp;0 through 65535 (unsigned) 4&gt;Date-&nbsp;0:00:00 (midnight) on January 1, 0001 through 11:59:59 PM on December 31, 9999 5&gt;Decimal-&nbsp;0 through +/-79,228,162,514,264,337,593,543,950,335 (+/-7.9...E+28)&nbsp;&dagger;&nbsp;with no decimal point; 0 through +/-7.9228162514264337593543950335 with 28 places to the right of the decimal; 6&gt;Double(double-precision floating-point)-&nbsp;-1.79769313486231570E+308 through -4.94065645841246544E-324&nbsp;&dagger;&nbsp;for negative values; 4.94065645841246544E-324 through 1.79769313486231570E+308&nbsp;&dagger;&nbsp;for positive values 7&gt;Integer-&nbsp;-2,147,483,648 through 2,147,483,647 (signed) 8&gt;Long&nbsp;(long integer)-&nbsp;-9,223,372,036,854,775,808 through 9,223,372,036,854,775,807 (9.2...E+18&nbsp;&dagger;) (signed) 9&gt;Object-&nbsp;Any type can be stored in a variable of type Object 10&gt;SByte-&nbsp;-128 through 127 (signed) 11&gt;Short(short integer)-&nbsp;-32,768 through 32,767 (signed) 12&gt;Single(single-precision floating-point)-&nbsp;-3.4028235E+38 through -1.401298E-45&nbsp;&dagger;&nbsp;for negative values; 1.401298E-45 through 3.4028235E+38&nbsp;&dagger;&nbsp;for positive values 13&gt;String(variable-length)-&nbsp;0 to approximately 2 billion Unicode characters 14&gt;UInteger-&nbsp;0 through 4,294,967,295 (unsigned) 15&gt;ULong-&nbsp;0 through 18,446,744,073,709,551,615 (1.8...E+19&nbsp;&dagger;) (unsigned) 16&gt;User-Defined(structure)-&nbsp;Each member of the structure has a range determined by its data type and independent of the ranges of the other members 17&gt;UShort-&nbsp;0 through 65,535 (unsigned)

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1>Boolean- true/false
2>Byte- 0 through 255 (unsigned)
3>Char(single character)- 0 through 65535 (unsigned)
4>Date- 0:00:00 (midnight) on January 1, 0001 through 11:59:59 PM on December 31, 9999
5>Decimal- 0 through +/-79,228,162,514,264,337,593,543,950,335 (+/-7.9...E+28) † with no decimal point; 0 through +/-7.9228162514264337593543950335 with 28 places to the right of the decimal;
6>Double(double-precision floating-point)- -1.79769313486231570E+308 through -4.94065645841246544E-324 † for negative values;
4.94065645841246544E-324 through 1.79769313486231570E+308 † for positive values
7>Integer- -2,147,483,648 through 2,147,483,647 (signed)
8>Long (long integer)- -9,223,372,036,854,775,808 through 9,223,372,036,854,775,807 (9.2...E+18 †) (signed)
9>Object- Any type can be stored in a variable of type Object
10>SByte- -128 through 127 (signed)
11>Short(short integer)- -32,768 through 32,767 (signed)
12>Single(single-precision floating-point)- -3.4028235E+38 through -1.401298E-45 † for negative values;
1.401298E-45 through 3.4028235E+38 † for positive values
13>String(variable-length)- 0 to approximately 2 billion Unicode characters
14>UInteger- 0 through 4,294,967,295 (unsigned)
15>ULong- 0 through 18,446,744,073,709,551,615 (1.8...E+19 †) (unsigned)
16>User-Defined(structure)- Each member of the structure has a range determined by its data type and independent of the ranges of the other members
17>UShort- 0 through 65,535 (unsigned)

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