fixed pdf uploading. merged.

1 files changed, 13 insertions, 0 deletions

diff --git a/src/extensions/ArrayExtensions.ts b/src/extensions/ArrayExtensions.ts
new file mode 100644
index 000000000..422a10dbc
--- /dev/null
+++ b/src/extensions/ArrayExtensions.ts
@@ -0,0 +1,13 @@
+function Assign() {
+
+    Array.prototype.lastElement = function <T>() {
+        if (!this.length) {
+            return undefined;
+        }
+        const last: T = this[this.length - 1];
+        return last;
+    };
+
+}
+
+export { Assign };
\ No newline at end of file