xlsx file extension

Asp.net core 2.0 Microsoft. Extensions. Logging text file log extension, Microsoft officially provides native support for logs for asp.net core, which has the following implementation: Console Debug EventLog AzureAppServices TraceSource EventSource By default, Comsole and Debug log output are enabled in the asp.net core Project template. In actual production, it is not enough to output logs only on

/** * Write a program to copy all the. java files in the D:\java directory to the D:\jad directory and change the extension of the original file from. java to. jad. * *: The Listfiles method accepts a FileFilter object, the FileFilter object is the policy object of the filter, and different people provide different filefilter implementations, that is, different filtering strategies are provided. * * */pa

Extended encryption SQLite3 PHP source code From the online a lot of said to have realized the encryption of the Sqlite3 source code, but also under the Wxsqlite3 sqlite3 source code, their own way of compiling is to use VC8 command line to compile the source code in PHP generated DLL, (there is a small problem, VC compiled DLL PHP can not be used, it seems that the DLL file is also for whom to use who generated it? Because there is no C for the reaso

Extension plug-in, decompress and copy to/protected/vendor/Https://github.com/muayyad-alsadi/yii-EClientScript Main configuration file configuration plug-in, added in components // Js, css code compression, merge 'clientscript' => array ('class' => 'application. vendor. yii-EClientScript.EClientScript ', 'combinescriptfiles' => TRUE, // By default this is set to true, set this to true if you 'd like to comb

Copy Code code as follows: Method One: function Extend_1 ($file _name) { $retval = ""; $pt =strrpos ($file _name, "."); if ($pt) $retval =substr ($file _name, $pt +1, strlen ($file _name)-$pt); return ($retval); } Method Two function Extend_2 ($file _name)

Method One:function get_ext1 ($path) { returnstrrchr($path, '. ') Echo get_ext1 (__file__);Method Two:function get_ext2 ($path) { returnsubstr($path, Strrpos($path, '. ') Echo get_ext2 (__file__);Method Three:function get_ext3 ($path) { $resultpathinfo($path); // return$result[' extension 'var_dump(Get_ext3 (_ _file__));Method Four:function get_ext4 ($path) { $resultexplode$path); return $result [Count($result)-1echo get_ext

Php obtains the file extension three methods. Copy the code as follows :? Php Method 1: functionextend_1 ($ file_name) {$ retval; $ ptstrrpos ($ file_name ,.); if ($ pt) $ retvalsubstr ($ file_name, $ pt + 1, strlen ($ file_name)-$ pt ); The code is as follows: // Method 1:Function extend_1 ($ file_name){$ Retval = "";$ Pt = strrpos ($ file_name ,".");If ($ pt) $ retval = substr ($ file_name, $ pt + 1,

How to get the extension of the uploaded file. How to get the extension of the uploaded file.For example: C:\lovebbbb\ccc.gifI want to get. gif Method One Method Two

　　Note: 1, STRRCHR ()-function finds the last occurrence of a string in another string and returns all characters from that position to the end of the string. Otherwise, false is returned.2, Array_pop (): Deletes the last element in the array. Return value: Returns the last value of the array. If the array is empty, or is not an array, NULL is returned.3, PathInfo () returns an associative array containing information about path .Includes the following array elements: [DirName], [basename], [

In the work, often encountered need to get the file extension, here I will summarize the following several methods. (Welcome to criticize) Method One 　　 function Getfileextend_1 ($fileName) { $retval = ""; $pt =strtpos ($fileName, "."); if ($pt) { $retval =substr ($fileName, $pt +1,strlen ($fileName)-$pt); } if ($retval!== "") { return $retval; } return false; } ?> Method Two 　　 fun