Expr.adoc: automatic variables in the interator infix operators"

operator-digest.go

@@ -45,7 +45,7 @@ func evalDigest(ctx kern.ExprContext, opTerm *scan.Term) (v any, err error) {
 	for item, err = it.Next(); err == nil; item, err = it.Next() {
 		ctx.SetVar("_", item)
 		ctx.SetVar("__", it.Index())
-		ctx.SetVar("_#", it.Count())
+		ctx.SetVar("#", it.Count())
 		if rightValue, err = opTerm.Children[1].Compute(ctx); err == nil {
 			if rightValue == nil {
 				break
@@ -53,7 +53,7 @@ func evalDigest(ctx kern.ExprContext, opTerm *scan.Term) (v any, err error) {
 				lastValue = rightValue
 			}
 		}
-		ctx.DeleteVar("_#")
+		ctx.DeleteVar("#")
 		ctx.DeleteVar("__")
 		ctx.DeleteVar("_")
 		if err != nil {