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benchmark/mixin.php

+<?php
+function mixin($tpl, $method = null)
+{
+    static $_map;
+    
+    if ( ! isset($_map[$tpl . $method])) {
+        if ($method === null) {
+            $refl = new ReflectionFunction($tpl);
+        } else {
+            $refl = new ReflectionMethod($tpl, $method);
+        }
+    
+        $lines = file($refl->getFileName());
+    
+        $start = $refl->getStartLine();
+        $end   = $refl->getEndLine();
+    
+        $ret = array_slice($lines, $start, ($end - $start));
+    
+        $code = trim(trim(implode(' ', $ret)), '{}');
+
+        $_map[$tpl . $method] = $code;
+    } else {
+        $code = $_map[$tpl . $method];      	
+    }
+    eval($code);
+}
+function someCode() {
+    $a = 10;
+}
+class Template 
+{
+    public function exec()
+    {
+        $a = 10;
+    }
+}
+print "<pre>MIXIN BENCHMARK \n";
+
+$timepoint = microtime(true);
+
+$i = 500;
+
+while ($i--) {
+    mixin('someCode');
+}
+
+print 'EXECUTED 500 CODE BLOCKS : ' . (microtime(true) - $timepoint) . "\n";
+
+
+$timepoint = microtime(true);
+
+$i = 500;
+
+while ($i--) {
+    someCode();
+}
+
+print 'EXECUTED 500 DIRECT FUNCTION CALLS : ' . (microtime(true) - $timepoint) . "\n";
+
+$timepoint = microtime(true);
+
+$i = 500;
+
+while ($i--) {
+    eval('$a = 10;');
+}
+
+print 'EXECUTED 500 DIRECT EVAL CALLS : ' . (microtime(true) - $timepoint) . "\n";