initial commit

2022-10-20 17:32:46 +03:00
commit 4673348f38
20 changed files with 3275 additions and 0 deletions
--- a/src/utilities.ts
+++ b/src/utilities.ts
@ -0,0 +1,5 @@
+function isNumber(value: string | number): boolean {
+    return ((value != null) &&
+        (value !== '') &&
+        !isNaN(Number(value.toString())));
+}