diff --git a/src/sort.ts b/src/sort.ts
new file mode 100644
index 0000000..d41982d
--- /dev/null
+++ b/src/sort.ts
@@ -0,0 +1,17 @@
+const lst = [{id: 90, name: "dinh", temps: "10:10"},
+                    {id: 30, name: "didier", temps: "10:40"},
+                    {id: 100, name: "paul", temps: "10:30"}];
+
+
+function tempsToNumber(temps: string): number{
+    const heures = parseInt(temps.split(":")[0]);
+    const minutes = parseInt(temps.split(":")[1]);
+    return 60 * heures + minutes;
+}
+function sortFunction(a, b){
+    return tempsToNumber(a.temps) - tempsToNumber(b.temps);
+}
+
+lst.sort(sortFunction)
+console.log(lst);
+