add trim func

1 files changed, 8 insertions, 2 deletions

diff --git a/index.js b/index.js
index 0ff0018..01e0cf1 100644
--- a/index.js
+++ b/index.js
@@ -66,8 +66,8 @@ function process_data(data) {
         l: lastTradeQuantity,

         z: Cumulative_filled_quantity

     } = data;

-    let str4 = symbol.slice(symbol.length - 4);

-    let str3 = symbol.slice(symbol.length - 3);

+    let str4 = Trim(symbol,4)//symbol.slice(symbol.length - 4);

+    let str3 = Trim(symbol,3)//symbol.slice(symbol.length - 3);

     let sy;

     if(["USDT", "BUSD", "TUSD", "USDC", "BIDR", "IDRT", "BVND"].includes(str4)) {

         sy = str4

@@ -141,3 +141,9 @@ function sendMessage(text) {
         throw error;

     });

 }

+

+function Trim(input, last_n_chr) {

+    if (!input || !input.length) { return; }

+    //last_n_chr = +last_n_chr; //parse to int

+    return input.slice(last_n_chr);

+}