fleming functions of several variables

Several complementary functions of sessionIn PHP, there are a lot of discussions about sessions. In fact, there are still several functions in PHP4 that we have not noticed at ordinary times.Let me introduce them to you.Session_set_save_handler () is really a good thing.//********************Session_unset (PHP4> = 4.0b

Several character string replacement functions in phpIn php, there are several character replacement functions, such as str_replace, substr_replace, preg_replace, preg_split, and str_split. I will give you a summary of them. 1. str_replace (find, replace, string, count) Purpose: The str_replace () function uses one str

Recently, I decomcompiled several Android software and found some resource files that were not used before:IDs. xml -- provides a unique resource ID for application-related resources. ID is a parameter required to obtain objects in XML, that is, id_name in object = findviewbyid (R. Id. id_name. These values can be referenced by Android. R. ID in the code.If IDs are defined in IDs. XML, @ ID/price_edit can be defined as follows in layout; otherwise, @

In PHP, there are a lot of discussions about sessions. In fact, there are still several functions in PHP4 that we have not noticed at ordinary times.Let me introduce them to you.Session_set_save_handler () is really a good thing.//********************Session_unset (PHP4 $ # @ 62; = 4.0b4)Void session_unset (void );This function can leave all session variables reg

;echo$category; ?>echo$title; ?>?>/* 运行结果 */Array([id] => 1[category] => php[title] => php-install)1phpphp-install 3.http_build_query is the conversion of an array into a URL, followed by a string of arguments that are automatically urlencode processedString Http_build_query (Array formdata [, String Numeric_prefix])Add subscript to the array without specifying a key or a key as a numberOfficial manual: Http://php.net/manual/zh/function.http-build-query.phpExample #1 http_build_query ()

session| function in PHP, there are a lot of discussions about the session, in fact, there are several functions in the PHP4 we do not usually notice. Let me introduce them to you. The Session_set_save_handler () is really a good thing. //******************** Session_unset (PHP4 >= 4.0b4) void Session_unset (void); This function can place all of the session variabl