diff --git a/dotfiles/zshrc.d/functions.zsh b/dotfiles/zshrc.d/functions.zsh
new file mode 100644
index 0000000..587d3b2
--- /dev/null
+++ b/dotfiles/zshrc.d/functions.zsh
@@ -0,0 +1,3 @@
+function dumpenv {
+  tr '\0' '\n' < /proc/${1}/environ
+}