diff options
Diffstat (limited to 'system/libraries/Benchmark.php')
-rw-r--r-- | system/libraries/Benchmark.php | 224 |
1 files changed, 112 insertions, 112 deletions
diff --git a/system/libraries/Benchmark.php b/system/libraries/Benchmark.php index 4984bb158..fec507154 100644 --- a/system/libraries/Benchmark.php +++ b/system/libraries/Benchmark.php @@ -1,113 +1,113 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * CodeIgniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2008, EllisLab, Inc.
- * @license http://codeigniter.com/user_guide/license.html
- * @link http://codeigniter.com
- * @since Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * CodeIgniter Benchmark Class
- *
- * This class enables you to mark points and calculate the time difference
- * between them. Memory consumption can also be displayed.
- *
- * @package CodeIgniter
- * @subpackage Libraries
- * @category Libraries
- * @author ExpressionEngine Dev Team
- * @link http://codeigniter.com/user_guide/libraries/benchmark.html
- */
-class CI_Benchmark {
-
- var $marker = array();
-
- // --------------------------------------------------------------------
-
- /**
- * Set a benchmark marker
- *
- * Multiple calls to this function can be made so that several
- * execution points can be timed
- *
- * @access public
- * @param string $name name of the marker
- * @return void
- */
- function mark($name)
- {
- $this->marker[$name] = microtime();
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Calculates the time difference between two marked points.
- *
- * If the first parameter is empty this function instead returns the
- * {elapsed_time} pseudo-variable. This permits the full system
- * execution time to be shown in a template. The output class will
- * swap the real value for this variable.
- *
- * @access public
- * @param string a particular marked point
- * @param string a particular marked point
- * @param integer the number of decimal places
- * @return mixed
- */
- function elapsed_time($point1 = '', $point2 = '', $decimals = 4)
- {
- if ($point1 == '')
- {
- return '{elapsed_time}';
- }
-
- if ( ! isset($this->marker[$point1]))
- {
- return '';
- }
-
- if ( ! isset($this->marker[$point2]))
- {
- $this->marker[$point2] = microtime();
- }
-
- list($sm, $ss) = explode(' ', $this->marker[$point1]);
- list($em, $es) = explode(' ', $this->marker[$point2]);
-
- return number_format(($em + $es) - ($sm + $ss), $decimals);
- }
-
- // --------------------------------------------------------------------
-
- /**
- * Memory Usage
- *
- * This function returns the {memory_usage} pseudo-variable.
- * This permits it to be put it anywhere in a template
- * without the memory being calculated until the end.
- * The output class will swap the real value for this variable.
- *
- * @access public
- * @return string
- */
- function memory_usage()
- {
- return '{memory_usage}';
- }
-
-}
-
-// END CI_Benchmark class
-
-/* End of file Benchmark.php */
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +/** + * CodeIgniter + * + * An open source application development framework for PHP 4.3.2 or newer + * + * @package CodeIgniter + * @author ExpressionEngine Dev Team + * @copyright Copyright (c) 2008, EllisLab, Inc. + * @license http://codeigniter.com/user_guide/license.html + * @link http://codeigniter.com + * @since Version 1.0 + * @filesource + */ + +// ------------------------------------------------------------------------ + +/** + * CodeIgniter Benchmark Class + * + * This class enables you to mark points and calculate the time difference + * between them. Memory consumption can also be displayed. + * + * @package CodeIgniter + * @subpackage Libraries + * @category Libraries + * @author ExpressionEngine Dev Team + * @link http://codeigniter.com/user_guide/libraries/benchmark.html + */ +class CI_Benchmark { + + var $marker = array(); + + // -------------------------------------------------------------------- + + /** + * Set a benchmark marker + * + * Multiple calls to this function can be made so that several + * execution points can be timed + * + * @access public + * @param string $name name of the marker + * @return void + */ + function mark($name) + { + $this->marker[$name] = microtime(); + } + + // -------------------------------------------------------------------- + + /** + * Calculates the time difference between two marked points. + * + * If the first parameter is empty this function instead returns the + * {elapsed_time} pseudo-variable. This permits the full system + * execution time to be shown in a template. The output class will + * swap the real value for this variable. + * + * @access public + * @param string a particular marked point + * @param string a particular marked point + * @param integer the number of decimal places + * @return mixed + */ + function elapsed_time($point1 = '', $point2 = '', $decimals = 4) + { + if ($point1 == '') + { + return '{elapsed_time}'; + } + + if ( ! isset($this->marker[$point1])) + { + return ''; + } + + if ( ! isset($this->marker[$point2])) + { + $this->marker[$point2] = microtime(); + } + + list($sm, $ss) = explode(' ', $this->marker[$point1]); + list($em, $es) = explode(' ', $this->marker[$point2]); + + return number_format(($em + $es) - ($sm + $ss), $decimals); + } + + // -------------------------------------------------------------------- + + /** + * Memory Usage + * + * This function returns the {memory_usage} pseudo-variable. + * This permits it to be put it anywhere in a template + * without the memory being calculated until the end. + * The output class will swap the real value for this variable. + * + * @access public + * @return string + */ + function memory_usage() + { + return '{memory_usage}'; + } + +} + +// END CI_Benchmark class + +/* End of file Benchmark.php */ /* Location: ./system/libraries/Benchmark.php */
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