diff options
| author | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-10-18 06:55:11 +0000 |
|---|---|---|
| committer | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-10-18 06:55:11 +0000 |
| commit | 3e6f48209fb1159a6ceb04d1acc6f1add775fc45 (patch) | |
| tree | 72ceb92bea0f90da3a9209d6929cec5ee0f1df08 /bin/expr/expr.1 | |
| parent | a6174cd0b609f882475db2af94f6559e5a5e6ff8 (diff) | |
Add some rudimentary EXAMPLES sections and standardize the way we display
existing EXAMPLES sections.
Diffstat (limited to 'bin/expr/expr.1')
| -rw-r--r-- | bin/expr/expr.1 | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/bin/expr/expr.1 b/bin/expr/expr.1 index 169addc3c3f..100310d3e55 100644 --- a/bin/expr/expr.1 +++ b/bin/expr/expr.1 @@ -1,4 +1,4 @@ -.\" $OpenBSD: expr.1,v 1.9 2000/03/17 18:15:13 aaron Exp $ +.\" $OpenBSD: expr.1,v 1.10 2000/10/18 06:55:08 aaron Exp $ .\" $NetBSD: expr.1,v 1.9 1995/04/28 23:27:13 jtc Exp $ .\" .\" Written by J.T. Conklin <jtc@netbsd.org>. @@ -74,10 +74,12 @@ otherwise, returns 0. .Pp Parentheses are used for grouping in the usual manner. .Sh EXAMPLES +.Cm a=`expr $a + 1` +.Pp Add 1 to the variable -.Va a : +.Va a . .Pp -.Dl a=`expr $a + 1` +.Cm expr "//$a" \&: '.*/\e(.*\e)' .Pp Return the filename portion of a pathname stored in variable @@ -86,13 +88,10 @@ The .Ql // characters act to eliminate ambiguity with the division operator. .Pp -.Dl expr "//$a" Li : '.*/\e(.*\e)' +.Cm expr $a \&: '.*' .Pp Return the number of characters in variable -.Va a : -.Pp -.Dl expr $a Li : '.*' -.Pp +.Va a . .Sh DIAGNOSTICS The .Nm |