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std_types::character/std::match
matches the start of a string with the character
Parameters
- self
- the character to match with
- str
- the string which's start is matched
Result
- len
- 1 if the character is the first character of the string
Description
If the match is unsuccessful, then len is std::undefined.
Example
$str "abcdef"
$len match('a' str)
dump! `len
Output
len: 1
Example
$str "abcdef"
$len match('z' str)
dump! `len
Output
len: <undefined>
Topic
Strings
Implements
| std::match |
match the grammar object with the start of the specified string |
See also
| std::match_back |
match the grammar object with the end of the specified string |
| std::search |
search from the grammar object from the start or end of the specified string |