diff options
Diffstat (limited to 'doc/scan.n')
| -rw-r--r-- | doc/scan.n | 10 |
1 files changed, 4 insertions, 6 deletions
@@ -6,7 +6,7 @@ '\" See the file "license.terms" for information on usage and redistribution '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. '\" -'\" RCS: @(#) $Id: scan.n,v 1.22 2007/10/28 14:17:40 dkf Exp $ +'\" RCS: @(#) $Id: scan.n,v 1.23 2007/10/29 01:42:19 dkf Exp $ '\" .so man.macros .TH scan n 8.4 Tcl "Tcl Built-In Commands" @@ -17,7 +17,6 @@ scan \- Parse string using conversion specifiers in the style of sscanf .SH SYNOPSIS \fBscan \fIstring format \fR?\fIvarName varName ...\fR? .BE - .SH INTRODUCTION .PP This command parses substrings from an input string in a fashion similar @@ -40,7 +39,7 @@ performed. If the next character in \fIformat\fR is a blank or tab then it matches any number of white space characters in \fIstring\fR (including zero). -Otherwise, if it isn't a \fB%\fR character then it +Otherwise, if it is not a \fB%\fR character then it must match the next character of \fIstring\fR. When a \fB%\fR is encountered in \fIformat\fR, it indicates the start of a conversion specifier. @@ -60,7 +59,8 @@ conversion specifier and stores the result in the variable given by the next argument to \fBscan\fR. .PP If the \fB%\fR is followed by a decimal number and a \fB$\fR, as in -``\fB%2$d\fR'', then the variable to use is not taken from the next +.QW \fB%2$d\fR , +then the variable to use is not taken from the next sequential argument. Instead, it is taken from the argument indicated by the number, where 1 corresponds to the first \fIvarName\fR. If there are any positional specifiers in \fIformat\fR then all of the @@ -263,9 +263,7 @@ values determined by size modifiers: 20000000000000000000 .CE .VE 8.5 - .SH "SEE ALSO" format(n), sscanf(3) - .SH KEYWORDS conversion specifier, parse, scan |