From f82923f96c15e957f4265f21597cd2cdc994482f Mon Sep 17 00:00:00 2001
From: Christian Schneider
Date: Tue, 7 Feb 2017 16:14:44 +0100
Subject: Replace create_function which will be deprecated in PHP 7.2

---
 it.class   | 6 ++----
 tests/it.t | 1 -
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/it.class b/it.class
index c0d26d7..34f0bf6 100644
--- a/it.class
+++ b/it.class
@@ -954,13 +954,11 @@ static function date($format = "", $stamp = null)
  */
 static function map($code, $array, $p = null)
 {
-	static $cache = array();
-
 	if (is_string($code) && it::match('^[\w:]+$', $code) && is_callable($code))
 		$code .= '($v)';
 
-	if (!is_callable($func = $code) && !($func = $cache[$code]))
-		$func = $cache[$code] = create_function('$k,$v', "return $code;");
+	if (!is_callable($func = $code) && !function_exists($func = "_it_map_" . md5($code)))
+		eval("function $func(\$k, \$v) { return $code; }");	# Anonymous functions/closures are slower than this (PHP 7.1)
 
 	$result = is_array($array) ? $array : iterator_to_array($array);
 	foreach (isset($p['keys']) ? it::filter_keys($array, $p['keys']) : $array as $k => $v)
diff --git a/tests/it.t b/tests/it.t
index 88e6cae..88fbbb9 100755
--- a/tests/it.t
+++ b/tests/it.t
@@ -415,7 +415,6 @@ is(it::mod(0, 4), 0);
 is(it::mod(7, 4), 3);
 
 is(it::map('5*$k+$v', array(0 => 1, 1 => 2)), array(1, 7));
-is(it::map(create_function('$k,$v', 'return 5*$k+$v;'), array(0 => 1, 1 => 2)), array(1, 7));
 is(it::map(function($k, $v) {return 5*$k+$v;}, array(0 => 1, 1 => 2)), array(1, 7));
 is(it::map('strlen', array("aaa", "aa")), array(3, 2));
 is(it::map('it::ucfirst', array("aaa")), array("Aaa"));
-- 
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