destring String,gen(Str2Num)tostring Number,gen(Num2Str) 初学者总是容易将destring和encode混淆,其实两者的用途是有区别的: destring: Convert string variables to numeric variables and vice versa. encode: Encode string into numeric and vice versa. encode主要用于将数据进行编码、分组,将连续性变量转换成分组...
写出将字符串中的数字转换为整型的方法,如:"as31d2v"->312,并写出相应的单元测试,输入超过int范围时提示不合法输入. public struct ConvertResult { public ConvertState State; public int Number; } public enum ConvertState { // 输入不合法 InValid = , // 输入合法 Valid = } public class StringHelper...
It converts a numeric variable containing elapsed times to a string variable containing times in 24 hour clock format (HH:MM or HH:MM:SS). Here's a dataset after running the command: time2str etod, generate(tod)etod (double)tod (string) .25486111 06:06 .04444444 01:03 .42361111 10:...
Convert string to "proper" case Uppercase string Locale-aware "titlecase" string Pluralize string Reversed string Substitution of characters for pattern found in string Substitution of characters for word found in string Extract substring Length of string Position of first character in string in list...
' 15 - numeric ' 3059 - string Dim c_current_date As String Dim c_current_date_type As Integer Dim c_max_matsize As Integer Dim c_max_matsize_type As Integer Dim c_maxdouble As Double Dim c_maxdouble_type As Integer c_current_date = stataobj.StReturnString("c(current_date)") ...
My main argument is that user-written Stata packages are thesource of learningadvanced Stata programming. In general, any program - whether it is written by Stata staff or a Stata user - intends to solve a problem or facilitate a task. While other users can get benefit from using the progr...
LOGOUT: Stata module to convert log or ASCII files into various output formats 15 COEFPLOT: Stata module to plot regression coefficients and other results 16 MMQREG: Stata module to estimate quantile regressions via Method of Moments 17
doubletofloat module to recast variables from double to float storage type tssc install doubletofloat doubmass module to draw double mass plot tssc install doubmass dpplot module for density probability plots tssc install dpplot dpredict module to produce dynamic forecasts for ARIMA(p,...
Stata日期和时间处理指南说明书 in Stata Gabriela Ortiz Applied Econometrician StataCorp LLC 1
What You See1 When you open Stata, by double clicking on the Stata icon, for the first time, you will see the following screen: 1If you are using Stata 11 (or Stata 10), please use Appendix: Getting to Know Stata 11 instead of this first chapter. All of the same features are ...