scan the strings to see if they are consistently date-time text
int ocu_guess_date_time( StringArray * psa, int nMax = 0 )
CSVDT_SHORT_DATE etc
EX1
int nType = ocu_guess_date_time(&sa); if(nType > CSVDT_NONE) strFmt = LABUTIL_get_ISO_custom_format(nType);
EX2
#include <ocu.h> void ocu_guess_date_time_ex() { vector<string> vs(2); vs[0] = "21:34"; vs[1] = "11:09";//"1/20/2020"; int nDateTime = ocu_guess_date_time(&vs, 10); out_int("nDateTime=", nDateTime); }
ocu.h