[9.x] Add $encoding parameter to substr method (#45300)

mtawil · taylorotwell · web-flow · commit d4e21855b171 · 2022-12-14T08:48:51.000-06:00
* Add $encoding parameter

* Update Str.php

Co-authored-by: Taylor Otwell &lt;taylor@laravel.com&gt;
diff --git a/src/Illuminate/Support/Str.php b/src/Illuminate/Support/Str.php
@@ -1125,11 +1125,12 @@ public static function studly($value)
      * @param  string  $string
      * @param  int  $start
      * @param  int|null  $length
+     * @param  string  $encoding
      * @return string
      */
-    public static function substr($string, $start, $length = null)
+    public static function substr($string, $start, $length = null, $encoding = 'UTF-8')
     {
-        return mb_substr($string, $start, $length, 'UTF-8');
+        return mb_substr($string, $start, $length, $encoding);
     }
 
     /**

Original file line number	Diff line number	Diff line change
`@@ -1125,11 +1125,12 @@ public static function studly($value)`
`1125`	`1125`	`* @param string $string`
`1126`	`1126`	`* @param int $start`
`1127`	`1127`	`* @param int\|null $length`
	`1128`	`+ * @param string $encoding`
`1128`	`1129`	`* @return string`
`1129`	`1130`	`*/`
`1130`		`- public static function substr($string, $start, $length = null)`
	`1131`	`+ public static function substr($string, $start, $length = null, $encoding = 'UTF-8')`
`1131`	`1132`	`{`
`1132`		`- return mb_substr($string, $start, $length, 'UTF-8');`
	`1133`	`+ return mb_substr($string, $start, $length, $encoding);`
`1133`	`1134`	`}`
`1134`	`1135`
`1135`	`1136`	`/**`