PHP 7.3: Add array_key_first and array_key_last functions

pierredup · nicolas-grekas · commit 747accebb510 · 2018-08-05T16:44:06.000+02:00
diff --git a/bootstrap.php b/bootstrap.php
@@ -20,4 +20,12 @@ function is_countable($var) { return is_array($var) || $var instanceof Countable
         p\Php73::$startAt = (int) microtime(true);
         function hrtime($asNum = false) { return p\Php73::hrtime($asNum); }
     }
+
+    if (!function_exists('array_key_first')) {
+        function array_key_first(array $array) { foreach ($array as $key => $value) { return $key; } }
+    }
+
+    if (!function_exists('array_key_last')) {
+        function array_key_last(array $array) { $key = null; foreach ($array as $key => $value); return $key; }
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -20,4 +20,12 @@ function is_countable($var) { return is_array($var) \|\| $var instanceof Countable`
`20`	`20`	`p\Php73::$startAt = (int) microtime(true);`
`21`	`21`	`function hrtime($asNum = false) { return p\Php73::hrtime($asNum); }`
`22`	`22`	`}`
	`23`	`+`
	`24`	`+ if (!function_exists('array_key_first')) {`
	`25`	`+ function array_key_first(array $array) { foreach ($array as $key => $value) { return $key; } }`
	`26`	`+ }`
	`27`	`+`
	`28`	`+ if (!function_exists('array_key_last')) {`
	`29`	`+ function array_key_last(array $array) { $key = null; foreach ($array as $key => $value); return $key; }`
	`30`	`+ }`
`23`	`31`	`}`