**diff options**

Diffstat (limited to 'bin/expr')

-rw-r--r-- | bin/expr/expr.1 | 13 |

1 files changed, 8 insertions, 5 deletions

diff --git a/bin/expr/expr.1 b/bin/expr/expr.1 index 56559a137a95..3f8eabbdde66 100644 --- a/bin/expr/expr.1 +++ b/bin/expr/expr.1 @@ -72,7 +72,10 @@ data type. .Pp Operators are listed below in order of increasing precedence; all are left-associative. -Operators with equal precedence are grouped within { } symbols. +Operators with equal precedence are grouped within symbols +.Ql { +and +.Ql } . .Bl -tag -width indent .It Ar expr1 Li | Ar expr2 Return the evaluation of @@ -97,7 +100,7 @@ Return the results of addition or subtraction of integer-valued arguments. Return the results of multiplication, integer division, or remainder of integer-valued arguments. .It Ar expr1 Li : Ar expr2 The -.Dq \&: +.Dq Li \&: operator matches .Ar expr1 against @@ -105,13 +108,13 @@ against which must be a basic regular expression. The regular expression is anchored to the beginning of the string with an implicit -.Dq ^ . +.Dq Li ^ . .Pp If the match succeeds and the pattern contains at least one regular expression subexpression -.Dq "\e(...\e)" , +.Dq Li "\e(...\e)" , the string corresponding to -.Dq "\e1" +.Dq Li \e1 is returned; otherwise the matching operator returns the number of characters matched. If the match fails and the pattern contains a regular expression subexpression |