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Diffstat (limited to 'doc/apply.n')
| -rw-r--r-- | doc/apply.n | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/doc/apply.n b/doc/apply.n index 8a38aac..8fd568c 100644 --- a/doc/apply.n +++ b/doc/apply.n @@ -63,8 +63,10 @@ proc apply {fun args} { } .CE .SH EXAMPLES +.PP This shows how to make a simple general command that applies a transformation to each element of a list. +.PP .CS proc map {lambda list} { set result {} @@ -81,6 +83,7 @@ map {x {expr {$x**2 + 3*$x - 2}}} {-4 -3 -2 -1 0 1 2 3 4} .PP The \fBapply\fR command is also useful for defining callbacks for use in the \fBtrace\fR command: +.PP .CS set vbl "123abc" trace add variable vbl write {\fBapply\fR {{v1 v2 op} { |