From 317d281e70dd7da1fe392ae0aa33b3371bfbc264 Mon Sep 17 00:00:00 2001
From: Waldir Leoncio <waldir.leoncio@gmail.com>
Date: Tue, 3 Mar 2020 10:50:27 +0100
Subject: [PATCH] Added isfield translation function

---
 R/isfield.R    |  9 +++++++++
 man/isfield.Rd | 20 ++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 R/isfield.R
 create mode 100644 man/isfield.Rd

diff --git a/R/isfield.R b/R/isfield.R
new file mode 100644
index 0000000..ef818a2
--- /dev/null
+++ b/R/isfield.R
@@ -0,0 +1,9 @@
+#' @title Checks if a list contains a field
+#' @description This function tries to replicate the behavior of the `isfield`
+#' function in Matlab
+#' @param x list
+#' @param field name of field
+#' @references https://se.mathworks.com/help/matlab/ref/isfield.html
+isfield <- function(x, field) {
+    field %in% names(x)
+}
\ No newline at end of file
diff --git a/man/isfield.Rd b/man/isfield.Rd
new file mode 100644
index 0000000..a3ccd17
--- /dev/null
+++ b/man/isfield.Rd
@@ -0,0 +1,20 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/isfield.R
+\name{isfield}
+\alias{isfield}
+\title{Checks if a list contains a field}
+\usage{
+isfield(x, field)
+}
+\arguments{
+\item{x}{list}
+
+\item{field}{name of field}
+}
+\description{
+This function tries to replicate the behavior of the `isfield`
+function in Matlab
+}
+\references{
+https://se.mathworks.com/help/matlab/ref/isfield.html
+}