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Diff for /src/bin/expr/expr.1 between version 1.25 and 1.26

version 1.25, 2003/12/21 11:18:25 version 1.26, 2004/04/20 19:44:51
Line 101  otherwise the matching operator returns 
Line 101  otherwise the matching operator returns 
 If the match fails and the pattern contains a regular expression subexpression  If the match fails and the pattern contains a regular expression subexpression
 the null string is returned;  the null string is returned;
 otherwise 0.  otherwise 0.
 .It Ar "( " expr Li " )"  .It "( " Ar expr Li " )"
 Parentheses are used for grouping in the usual manner.  Parentheses are used for grouping in the usual manner.
 .El  .El
 .Pp  .Pp
   Additionally, following keywords are recognized:
   .Bl -tag -width indent
   .It length Ar expr
   Returns length of specified string in bytes.
   .El
   .Pp
 Operator precedence (from highest to lowest):  Operator precedence (from highest to lowest):
 .Bl -enum -compact -offset indent  .Bl -enum -compact -offset indent
 .It  .It
 parentheses  parentheses
 .It  .It
   length
   .It
 .Dq \&:  .Dq \&:
 .It  .It
 .Dq "*" ,  .Dq "*" ,
Line 163  The
Line 171  The
 .Nm  .Nm
 utility conforms to  utility conforms to
 .St -p1003.2 .  .St -p1003.2 .
   The
   .Ar length
   keyword is an extension for compatibility with GNU
   .Nm .
 .Sh AUTHORS  .Sh AUTHORS
 Original implementation was written by  Original implementation was written by
 .An J.T. Conklin  .An J.T. Conklin

Legend:
Removed from v.1.25  
changed lines
  Added in v.1.26

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