| - number |
| + |
| If <start> or <end> is a number, it specifies an |
| absolute line number (lines count from 1). |
| + |
| |
| - /regex/ |
| + |
| This form will use the first line matching the given |
| POSIX regex. If <end> is a regex, it will search |
| starting at the line given by <start>. |
| + |
| |
| - +offset or -offset |
| + |
| This is only valid for <end> and will specify a number |
| of lines before or after the line given by <start>. |
| + |
| |
| - :regex |
| + |
| If the option's argument is of the form :regex, it denotes the range |
| from the first funcname line that matches <regex>, up to the next |
| funcname line. |
| + |
