replace_numbers: Replace English number phrases with their decimal...
In doseminer: Extract Drug Dosages from Free-Text Prescriptions

Description Usage Arguments Details Value See Also Examples

Uses numb_replacements to match parts of a string corresponding to numbers, then invokes words2number to convert these substrings to numeric. The rest of the string (the non-number words) is left intact.

1	replace_numbers(string)

string

A character vector. Can contain numbers and other text

Works on non-negative integer numbers under one billion (one thousand million). Does not support fractions or decimals (yet).

A character vector the same length as string, with words replaced by their decimal representations.

words2number, for use on cleaned text that does not contain any non-number words

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replace_numbers('Two plus two equals four')
replace_numbers('one hundred thousand dollars!')
replace_numbers(c('A vector', 'containing numbers', 'like thirty seven'))