Xdebug.profiler_output_name = "cachegrind.out.%p" # Output cachegrind files to /tmp so our system cleans them up later Xdebug.profiler_enable_trigger_value = "" # The GET/POST value we will pass empty for any value # Let's use a GET/POST parameter to turn on the profiler # Set to 1 to turn it on for every request This allows us to keep settings static and turn on the profiler only as needed. In our example we will run the profile optionally based on a request parameter. Some Linux distributions come with standard packages (e.g.
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To enable profiling, install the extension and adjust php.ini settings.
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No application code changes are necessary to perform this profiling. Applications are available on each platform to analyze these files. When running the profiler, the output is written to a file in a binary format called "cachegrind". Profiling with XDebugĪn extension to PHP called Xdebug is available to assist in profiling PHP applications, as well as runtime debugging. Mysql_close() //close database connectionĬross posting my reference from SO Documentation beta which is going offline. $select_query = "SELECT * FROM data_table" Here is an example, calling prof_flag() with a description at each checkpoint, and prof_print() at the end: prof_flag("Start") Call this when you're done and want to see the resultsĮcho sprintf(" %f", $prof_timing-$prof_timing) Call this at each point of interest, passing a descriptive string However, because the variables are not displayed in the URL, it is not possible to bookmark the page.No extensions are needed, just use these two functions for simple profiling. Moreover POST supports advanced functionality such as support for multi-partīinary input while uploading files to server. Has no limits on the amount of information to send. (all names/values are embedded within the body of the HTTP request) and Information sent from a form with the POST method is invisible to others
Note: GET should NEVER be used for sending passwords or other sensitive information! GET may be used for sending non-sensitive data. However,īecause the variables are displayed in the URL, it is possible to bookmark the Variable names and values are displayed in the URL). Information sent from a form with the GET method is visible to everyone (all $_POST is an array of variables passed to the current script via the HTTP POST method. $_GET is an array of variables passed to the current script via the URL parameters. Which means that they are always accessible, regardless of scope - and you can access them from any function,Ĭlass or file without having to do anything special. Keys are the names of the form controls and values are the input data from the user.īoth GET and POST are treated as $_GET and $_POST. PHP Examples PHP Examples PHP Compiler PHP Quiz PHP Exercises PHP Certificateīoth GET and POST create an array (e.g. PHP - AJAX AJAX Intro AJAX PHP AJAX Database AJAX XML AJAX Live Search AJAX Poll PHP XML PHP XML Parsers PHP SimpleXML Parser PHP SimpleXML - Get PHP XML Expat PHP XML DOM
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MySQL Database MySQL Database MySQL Connect MySQL Create DB MySQL Create Table MySQL Insert Data MySQL Get Last ID MySQL Insert Multiple MySQL Prepared MySQL Select Data MySQL Where MySQL Order By MySQL Delete Data MySQL Update Data MySQL Limit Data PHP OOP PHP What is OOP PHP Classes/Objects PHP Constructor PHP Destructor PHP Access Modifiers PHP Inheritance PHP Constants PHP Abstract Classes PHP Interfaces PHP Traits PHP Static Methods PHP Static Properties PHP Namespaces PHP Iterables PHP Advanced PHP Date and Time PHP Include PHP File Handling PHP File Open/Read PHP File Create/Write PHP File Upload PHP Cookies PHP Sessions PHP Filters PHP Filters Advanced PHP Callback Functions PHP JSON PHP Exceptions PHP Forms PHP Form Handling PHP Form Validation PHP Form Required PHP Form URL/E-mail PHP Form Complete Superglobals $GLOBALS $_SERVER $_REQUEST $_POST $_GET PHP RegEx
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