Description Usage Arguments Value Author(s) Examples
Extraction of gender in the resident identity cards of People's Republic of China.
1 |
x |
A vector containing 18 Bit ID numbers,id2age. |
fillna |
The filling value of the missing value,the default value is NA,id2age. |
Return 'F' means that the corresponding identity card for female citizens,'M' means male.
Xu Jing
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