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authorjan.nijtmans <nijtmans@users.sourceforge.net>2023-12-20 19:31:13 (GMT)
committerjan.nijtmans <nijtmans@users.sourceforge.net>2023-12-20 19:31:13 (GMT)
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diff --git a/doc/const.n b/doc/const.n
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@@ -15,25 +15,25 @@ const \- create and initialize a constant
.BE
.SH DESCRIPTION
.PP
-This command is normally used within a procedure body (or method body,
-or lambda term) to create a constant within that procedure, or within a
-\fBnamespace eval\fR body to create a constant within that namespace.
-The constant is an unmodifiable variable, called \fIvarName\fR, that is
+This command is normally used within a procedure body (or method body,
+or lambda term) to create a constant within that procedure, or within a
+\fBnamespace eval\fR body to create a constant within that namespace.
+The constant is an unmodifiable variable, called \fIvarName\fR, that is
initialized with \fIvalue\fR.
The result of \fBconst\fR is always the empty string on success.
.PP
-If a variable \fIvarName\fR does not exist, it is created with its value set
+If a variable \fIvarName\fR does not exist, it is created with its value set
to \fIvalue\fR and marked as a constant; this means that no other command
(e.g., \fBset\fR, \fBappend\fR, \fBincr\fR, \fBunset\fR)
-may modify or remove the variable; variables are checked for whether they
+may modify or remove the variable; variables are checked for whether they
are constants before any traces are called.
-If a variable \fIvarName\fR already exists, it is an error unless that
+If a variable \fIvarName\fR already exists, it is an error unless that
variable is marked as a constant (in which case \fBconst\fR is a no-op).
.PP
-The \fIvarName\fR may not be a qualified name or reference an element of an
+The \fIvarName\fR may not be a qualified name or reference an element of an
array by any means. If the variable exists and is an array, that is an error.
.PP
-Constants are normally only removed by their containing procedure exiting or
+Constants are normally only removed by their containing procedure exiting or
their namespace being deleted.
.SH EXAMPLES
.PP