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help for deci                                                       version 2.0
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Variable Base conversion

Description

deci provides a base conversion within various number system, for example, decimal, binary, hexadecimal, octal etc, which is based on the command inbase and inten.

Note: varlist's missing values will be droped.

Syntax

deci varlist , from(numeric) to(numeric) [generate(string)]

options Description ------------------------------------------------------------------------- * from(numeric) varlist number system, which must in range [2,62]. * to(numeric) the new number system, which must in range [2,62]. * generate(string) create a new variable. when left blank, varlist will be replaced. -------------------------------------------------------------------------

Examples

. clear all

. set obs 1000

. gen x1=int(1000*runiform())

. gen str3 x2=string(x1)

. Convert variable 'x1' from decimal system to binary system and generate a new veriable 'x1_1':

. deci x1, f(10) t(2) gen(x1_1)

. Convert variable 'x2' from decimal system to octal system:

. deci x2, f(10) t(8)

. Convert variable 'x2' from octal system to binary system and generate a new veriable 'x2_1':

. deci x2, f(8) t(2) g(x2_1)

. Convert variable 'x2_1' from binary system to hexadecimal system:

. deci x2_1, f(2) t(16)

Bugs

deci does not verify that you do not use digits beyond the base. For instance, you can type 'deci x, f(16) t(10)' while x[1]='1g'.

For problems and suggestions

Author: Liu wei, The School of Sociology and Population Studies, Renmin University of China. Address: Zhongguancun Street No. 59, Haidian District, ZIP Code: 100872. E-mail: rucwz-stata@yahoo.cn

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