Find the first occurrence of a substring in a string

strs_find locates the first occurrence of a specified substring within each element of a character vector. This function is analogous to Python's str.find() method.

Usage

strs_find(string, substring)

Arguments

string

A character vector where each element is a string to search.

substring

The substring to find within each element of string.

Value

An integer vector of the same length as string, with each element representing the starting position of the first occurrence of substring in the corresponding element of string. If the substring is not found, the function returns NA for that element.

See also

Python str.find() documentation

Examples

strs_find("hello world", "world")
#> [1] 7
strs_find("hello world", "x")
#> [1] NA