the string to search.
the starting index.
an iterable of all matches, or an empty iterable if no match is found.
Find the first match in the given string.
the string to search.
the first match, or null if no match is found.
Find the first match in the given string starting at the given index.
the string to search.
the starting index.
the first match, or null if no match is found.
Find the first match in the given string.
the string to search.
the first match, or null if no match is found.
Find all matches in the given string starting at the given index.
the string to search.
the starting index.
an array of all matches, or null if no match is found.
Test if the given string matches any of the regular expressions.
the string to test.
true if the string matches any of the regular expressions.
Finds all matches in the given string, starting at the given index.