include for-loop in cover snippets x 2

README.md

@@ -23,6 +23,14 @@ indices.  Examples:
 % mlr stats1 -a min,mean,max,p10,p50,p90 -f flag,u,v data/*
 % mlr stats2 -a linreg-pca -f u,v -g shape data/*
 % mlr put -q '@sum[$a][$b] += $x; end {emit @sum, "a", "b"}' data/*
+% mlr --from estimates.tbl put '
+  for (k,v in $*) {
+    if (isnumeric(v) && k =~ "^[t-z].*$") {
+      $sum += v; $count += 1
+    }
+  }
+  $mean = $sum / $count # no assignment if count unset
+'
 ```
 
 This is something the Unix toolkit always could have done, and arguably always

c/mlrvers.h

@@ -1,5 +1,5 @@
 #ifndef MLRVERS_H
 #define MLRVERS_H
 // Manually increment on updates to https://github.com/johnkerl/miller/releases
-#define MLR_VERSION "v4.0.0-dev"
+#define MLR_VERSION "v4.1.0"
 #endif // MLRVERS_H

configure.ac

@@ -1,6 +1,6 @@
 AC_PREREQ([2.60])
 # Manually increment on updates to https://github.com/johnkerl/miller/releases
-AC_INIT([mlr],[4.0.0-dev])
+AC_INIT([mlr],[4.1.0])
 AC_CONFIG_SRCDIR([c/mlrmain.c])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_AUX_DIR([autotools])

doc/index-snippet.txt

@@ -7,3 +7,11 @@
 % mlr stats1 -a min,mean,max,p10,p50,p90 -f flag,u,v data/*
 % mlr stats2 -a linreg-pca -f u,v -g shape data/*
 % mlr put -q '@sum[$a][$b] += $x; end {emit @sum, "a", "b"}' data/*
+% mlr --from estimates.tbl put '
+  for (k,v in $*) {
+    if (isnumeric(v) && k =~ "^[t-z].*$") {
+      $sum += v; $count += 1
+    }
+  }
+  $mean = $sum / $count # no assignment if count unset
+'

doc/index.html

@@ -159,6 +159,14 @@ positional indices. For example:
 % mlr stats1 -a min,mean,max,p10,p50,p90 -f flag,u,v data/*
 % mlr stats2 -a linreg-pca -f u,v -g shape data/*
 % mlr put -q '@sum[$a][$b] += $x; end {emit @sum, "a", "b"}' data/*
+% mlr --from estimates.tbl put '
+  for (k,v in $*) {
+    if (isnumeric(v) && k =~ "^[t-z].*$") {
+      $sum += v; $count += 1
+    }
+  }
+  $mean = $sum / $count # no assignment if count unset
+'
 </pre>
 </div>
 <p/>