Commit 25/09/2025

src/codes/Somecodes.kt

@@ -38,6 +38,20 @@ class Somecodes {
         // regex for getting ann_id from Message, which is the number inside []
         private val ann_id_regex = Regex("\\[(\\d+)]")
 
+        /**
+         * Check if a string is a valid number.
+         */
+        fun IsNumber(value: String) : Boolean {
+            return value.toIntOrNull() != null
+        }
+
+        /**
+         * Check if a string is alphabetic (contains only letters).
+         */
+        fun IsAlphabethic(value: String) : Boolean {
+            return value.all { it.isLetter() }
+        }
+
         /**
          * Extract ANN ID from a message string.
          * The ANN ID is expected to be a number enclosed in square brackets (e.g., "[123]").