* Verify variable exists confirm variable `oldvar'
* Temporary variable for calculations tempvar tempvar * Apply if/in conditions marksample touse, novarlist mark `touse' `if' `in' * Create initial copy quietly gen `tempvar' = `oldvar' if `touse' gtools macro
program define gtools_macro version 15 syntax [varlist] [if] [in] [, /// RECode(numlist) /// GENerate(string) /// LABel(string) /// CUTpoints(numlist) /// BINs(integer 5) /// STDize /// LOG /// SQRT /// SQUare /// RANK /// Center /// PErcentile(integer 10) /// TOPcode(real 99) /// BOTtomcode(real 1) /// MISSing(real .) /// REPLace /// DROPold /// VERBose /// SAVe(string) /// APPend(string) /// STATistics /// HELP /// ] * Verify variable exists confirm variable `oldvar' *
* Parse variable list - use first variable only tokenize `varlist' local oldvar = "`1'" gtools macro
* Check if varlist provided if "`varlist'" == "" di as error "Error: varlist required" exit 198