[Bug] Divide by zero (#1340)

app/Helpers/Number.php

@@ -35,6 +35,10 @@ class Number extends SupportNumber
     {
         $units = ['B', 'Kb', 'Mb', 'Gb', 'Tb', 'Pb', 'Eb', 'Zb', 'Yb'];
 
+        if ($bits === 0) {
+            return '0 B';
+        }
+
         for ($i = 0; ($bits / 1000) > 0.99 && ($i < count($units) - 1); $i++) {
             $bits /= 1000;
         }
@@ -51,6 +55,10 @@ class Number extends SupportNumber
     {
         $units = ['Bps', 'Kbps', 'Mbps', 'Gbps', 'Tbps', 'Pbps', 'Ebps', 'Zbps', 'Ybps'];
 
+        if ($bits === 0) {
+            return '0 B';
+        }
+
         for ($i = 0; ($bits / 1000) > 0.99 && ($i < count($units) - 1); $i++) {
             $bits /= 1000;
         }

app/helpers.php

@@ -27,6 +27,10 @@ if (! function_exists('toBits')) {
 if (! function_exists('percentChange')) {
     function percentChange(float $dividend, float $divisor, int $precision = 0): string
     {
+        if ($dividend === 0 || $divisor === 0) {
+            return 0;
+        }
+
         $quotient = ($dividend - $divisor) / $divisor;
 
         return number_format(round($quotient * 100, $precision), $precision);