JProfiler - Revision history

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2012-08-29T19:00:11Z

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Doxiki2: Updated to r1448:247ba8d88526

2011-04-27T23:22:14Z

Updated to r1448:247ba8d88526

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Chris Davenport: Added availability section.

2009-07-03T22:48:19Z

Added availability section.

Artyom at 00:06, 20 December 2008

2008-12-20T00:06:45Z

Artyom at 01:47, 19 December 2008

2008-12-19T01:47:40Z

Artyom: New page: {{incomplete}} '''JProfiler''' is a class for performance analysis of your code. It allows to trace: * execution time of a particular code part; * memory amount used by your script at a s...

2008-12-19T00:06:00Z

New page: {{incomplete}} '''JProfiler''' is a class for performance analysis of your code. It allows to trace: * execution time of a particular code part; * memory amount used by your script at a s...

New page

{{incomplete}}
'''JProfiler''' is a class for performance analysis of your code. It allows to trace:
* execution time of a particular code part;
* memory amount used by your script at a specific program point.

===Defined in===
/joomla/error/profiler.php

===Importing===
<source lang="php">jimport( 'joomla.error.profiler' );</source>

===See also===
* [http://api.joomla.org/Joomla-Framework/Error/JProfiler.html JProfiler on api.joomla.org]
<noinclude>[[Category:Development]][[Category:Framework]][[Category:JProfiler]]</noinclude>

@@ Line 1: / Line 1: @@
 This class is available in the following Joomla versions:-
 <splist showpath=notparent />
-<noinclude>[[Category:Platform]][[Category:JProfiler]]</noinclude>
+<noinclude>[[Category:Platform JClasses]][[Category:JProfiler]]</noinclude>

@@ Line 1: / Line 1: @@
 This class is available in the following Joomla versions:-
 <splist showpath=notparent />
-<noinclude>[[Category:Framework]][[Category:JProfiler]]</noinclude>
+<noinclude>[[Category:Platform]][[Category:JProfiler]]</noinclude>

@@ Line 1: / Line 1: @@
 This class is available in the following Joomla versions:-
 <splist showpath=notparent />
-<noinclude>[[Category:Platform]][[Category:JProfiler]]</noinclude>
+<noinclude>[[Category:Framework]][[Category:JProfiler]]</noinclude>

@@ Line 1: / Line 1: @@
 This class is available in the following Joomla versions:-
 <splist showpath=notparent />
-<noinclude>[[Category:Framework]][[Category:JProfiler]]</noinclude>
+<noinclude>[[Category:Platform]][[Category:JProfiler]]</noinclude>

@@ Line 1: / Line 1: @@
-{{review}}
+This class is available in the following Joomla versions:-
+<splist showpath=notparent />
-'''JProfiler''' is a class for performance analysis of your code. It allows to trace:
+<noinclude>[[Category:Framework]][[Category:JProfiler]]</noinclude>
-* execution time of a particular code part;
-* memory amount used by your script at a specific program point.
-−
-A JProfiler object allows you to make performance marks at specified parts of your script. It stores this marks in a buffer and provides operations for accessing it.
-Mark is a string with the following structure:
-−
-<pre>
-Application Start: 0.000 seconds, 0.10 MB
-\_________/ \___/  \___________/  \_____/
-     |        |          |           |
-   prefix   label       time       memory
-</pre>
-−
-Where:
-*prefix -- serves as an identifier for distinct JProfiler objects (see below);
-*label -- the name of a performance mark;
-*time -- time from a JProfiler object creation to a mark setting;
-*memory -- memory allocated to your script in a moment when a performance mark is setting.
-−
-The JProfiler class provides getInstance method that we can call statically. It serves for organisation of a global access point for distinct JProfiler objects. It stores an array of created objects and gives access to them on the grounds of a prefix which can be provided as an argument. Also, if an object with demanded prefix is absent, then getInstance method will create it.
-−
-===Availability===
-{{JVer|1.5}} {{JVer|1.6}}
-−
-===Defined in===
-/joomla/error/profiler.php
-−
-===Methods===
-[http://api.joomla.org/Joomla-Framework/Error/JProfiler.html#sec-methods JProfiler methods on api.joomla.org]
-−
-===Importing===
-<source lang="php">jimport( 'joomla.error.profiler' );</source>
-−
-===Example===
-<source lang="php">
-$p = JProfiler::getInstance('Application');
-−
-$p->mark('Start');
-$a = str_repeat("hello world!\n", 100000);
-$p->mark('Middle');
-unset($a);
-$p->mark('Stop');
-−
-print_r($p->getBuffer());
-</source>
-−
-would output
-−
-<pre>
-Array
-−
-    [0] => Application Start: 0.000 seconds, 0.10 MB
-    [1] => Application Middle: 0.005 seconds, 1.34 MB
-    [2] => Application Stop: 0.005 seconds, 0.10 MB
-−
-</pre>
-−
-===See also===
-* [http://api.joomla.org/Joomla-Framework/Error/JProfiler.html JProfiler on api.joomla.org]
-<noinclude>[[Category:Development]][[Category:Framework]][[Category:JProfiler]]</noinclude>

← Older revision		Revision as of 22:48, 3 July 2009
Line 22:		Line 22:

	The JProfiler class provides getInstance method that we can call statically. It serves for organisation of a global access point for distinct JProfiler objects. It stores an array of created objects and gives access to them on the grounds of a prefix which can be provided as an argument. Also, if an object with demanded prefix is absent, then getInstance method will create it.		The JProfiler class provides getInstance method that we can call statically. It serves for organisation of a global access point for distinct JProfiler objects. It stores an array of created objects and gives access to them on the grounds of a prefix which can be provided as an argument. Also, if an object with demanded prefix is absent, then getInstance method will create it.
		+
		+	===Availability===
		+	{{JVer\|1.5}} {{JVer\|1.6}}

	===Defined in===		===Defined in===