diff options
Diffstat (limited to 'doc/pcre.3')
| -rw-r--r-- | doc/pcre.3 | 9 |
1 files changed, 5 insertions, 4 deletions
@@ -1245,7 +1245,7 @@ to the string /* first command */ not comment /* second comment */ -fails, because it matches the entire string due to the greediness of the .* +fails, because it matches the entire string owing to the greediness of the .* item. However, if a quantifier is followed by a question mark, it ceases to be @@ -1564,9 +1564,10 @@ subpattern, a compile-time error occurs. There are two kinds of condition. If the text between the parentheses consists of a sequence of digits, the condition is satisfied if the capturing subpattern -of that number has previously matched. Consider the following pattern, which -contains non-significant white space to make it more readable (assume the -PCRE_EXTENDED option) and to divide it into three parts for ease of discussion: +of that number has previously matched. The number must be greater than zero. +Consider the following pattern, which contains non-significant white space to +make it more readable (assume the PCRE_EXTENDED option) and to divide it into +three parts for ease of discussion: ( \\( )? [^()]+ (?(1) \\) ) |