str index-of for strings
Returns start index of first occurrence of string in input, or -1 if no match.
Signature
> str index-of (string) ...rest --grapheme-clusters --utf-8-bytes --range --end
Parameters
string: the string to find in the input...rest: For a data structure input, search strings at the given cell paths, and replace with result--grapheme-clusters(-g): count indexes using grapheme clusters (all visible chars have length 1)--utf-8-bytes(-b): count indexes using UTF-8 bytes (default; non-ASCII chars have length 2+)--range {range}: optional start and/or end index--end(-e): search from the end of the input
Input/output types:
| input | output |
|---|---|
| list<string> | list<int> |
| record | record |
| string | int |
| table | table |
Examples
Returns index of string in input
> 'my_library.rb' | str index-of '.rb'
10
Count length using grapheme clusters
> '🇯🇵ほげ ふが ぴよ' | str index-of -g 'ふが'
4
Returns index of string in input within arhs open range
> '.rb.rb' | str index-of '.rb' -r 1..
3
Returns index of string in input within a lhs open range
> '123456' | str index-of '6' -r ..4
-1
Returns index of string in input within a range
> '123456' | str index-of '3' -r 1..4
2
Returns index of string in input
> '/this/is/some/path/file.txt' | str index-of '/' -e
18