PHP fgetcsv definition and usageThe PHP fgetcsv () function reads a row from the file pointer and parses the CSV field.Similar to PHP fgets (), the difference is that PHP fgetcsv () parses the rows read, finds fields in CSV format, and returns an array containing these fields.If an error occurs in fgetcsv (), FALSE is returned, including when the file ends.Note: from PHP 4.3.5, PHP fgetcsv () operations are binary safe.Syntax
Fgetcsv (file, length, separator,
It's always good to have a magic tool when writing code! Here's a collection of 40+ PHP snippets that can help you develop PHP projects. We have already shared the 23 PHP code snippets that must be collected.These PHP snippets are also very helpful to PHP beginners, very easy to learn, let's start to learn it ~
24. Create a CSV file from PHP data
function Generatecsv ($data, $delimiter = ', ', $enclosure = ' "') {
$handle = fopen (' php://t
the end case to start again.
If value-expression can be empty, use the ISNULL function to replace the NULL value-expression with a different expression.
Syntax 2 in this format, executes the first statement in the case statement that satisfies the search-condition. If Search-conditions is not satisfied, the ELSE clause is executed.
If an expression can be null, use the following syntax for the first search-condition:
When Search-condition is NULL THEN statement-list
Permissions
No. Side Effec
not uncommon, but the BitFenix prodigy chassis does have this feature. The front bezel of the chassis also emits purple light when the machine starts to make it look very gorgeous.
The machine's 2 front USB connectors and headset microphone jacks are designed to be on the right front of the chassis (facing the user on the front of the chassis), just like the power button and the restart key, and are available to the user. This design idea is to avoid the headphone line in front of
processing hard drive LED does not light, indicating that the problem may be in the mobile hard disk itself. Careful observation of the hard disk USB interface and interface cable, no abnormal pin, open the hard disk box, the surface parts of the body also no discoloration and abnormal phenomenon; The interface pin of the hard disk and the enclosure is not deformed. Also observe the hard disk box body, found that the upper and lower surface of the ha
Introduction to the most basic computer operation
1, computer open, shutdown method
The first thing to remember is the boot sequence, in general, the first to open the peripheral (that is, other parts of the main box) after the host, shut down the host after shutting the peripherals. We say that the boot has the following conditions:
The first time the boot. This is the way to turn on the power switch of the monitor first, and then turn on the power switch of the main
absrtact : At present, the major banks in the field of mobile banking "Rodeo" action is hot, only the large and medium-sized listed banks total mobile phone banking app users have breached the 400 million mark, but security has become the biggest hidden danger of mobile banking app. Love encryption security experts remind the major banks in the "enclosure" at the same time, but also need to step by step, do a good job of mobile phone banking app encry
In linux, view the RAID status of the dell server-Linux Enterprise Application-Linux server application information. The following is a detailed description. View the status of the dell hard disk in linux
1. First install srvadmin on the dell installation disc
2. Run the command
Omreport storage adisk controller = 0 view the hard disk status in the disk display
Omreport storage vdisk controller = 0 view virtual hard disk status
Omreport storage controller View controller attributes
Omrepor
Commonly used PHP to read excel in the following three ways, each has its own advantages and disadvantages. A third method is recommended because it can be used across platforms.
1. Read in. csv format
Converting. xls to a. csv text format, and then parsing the file with PHP is no different than parsing the text in PHP.
Advantages: Cross-platform, high efficiency, can read and write.
Cons: You can only use. csv files directly, if you often accept. xls binaries, you need to convert them manua
' s--.
By using this code, you can create data URIs, which are useful for embedding images in Html/css, and can help save HTTP requests.
function Data_uri ($file, $mime) { $contents =file_get_contents ($file); $base 64=base64_encode ($contents); echo "Data: $mime; base64, $base 64";}
6) Detect location by ip--to retrieve geolocation via IP
This code helps you to find a specific IP, just enter the IP on the function parameters, you can detect the location.
function Detect_city ($ip) {$default
, $ regs) {$ city = $ regs [1];} if (preg_match ('{State/Province: ([^ } I ', $ content, $ regs) {$ state = $ regs [1];} if ($ city! = " $ State! = ") {$ Location = $ city. ','. $ state; return $ location;} else {return $ default ;}}
7) Detect browser language -- view the browser language
Detects the code scripting language used by the browser.
The code is as follows:
Function get_client_language ($ availableLanguages, $ default = 'en '){If (isset ($ _ SERVER ['http _ ACCEPT_LANGUAGE ']) {$ La
The PHPfgetcsv () function reads a row from the file pointer and parses the CSV field. Similar to PHPfgets (), the difference is that PHPfgetcsv () parses the rows read and finds fields in CSV format, and then returns an array containing these fields. PHP fgetcsv definition and usage
The PHP fgetcsv () function reads a row from the file pointer and parses the CSV field.
Similar to PHP fgets (), the difference is that PHP fgetcsv () parses the rows read, finds fields in CSV format, and returns a
) { $default = 'UNKNOWN'; if (!is_string($ip) || strlen($ip)
7) Detect browser language -- view the browser language
Detects the code scripting language used by the browser.
function get_client_language($availableLanguages, $default='en'){ if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) { $langs=explode(',',$_SERVER['HTTP_ACCEPT_LANGUAGE']); foreach ($langs as $value){ $choice=substr($value,0,2); if(in_array($choice, $availableLanguages)){
makes it easy to parse the array.
str_getcsv parsing a CSV string as an array
Array str_getcsv (String $input [, String $delimiter = "," [, String $enclosure = ' "' [, string $escape =" \ \ "]])
Parameters:
input string to parse
delimiter set field qualifiers (single character only)
Enclosure Set field wrap character (single character only)
Escape Sets the escape character (only a single character), and
? Phpfunctionget_csv_contents ($ file_target) {$ handlenbs...
$num fields in line $row: "; $row++; for ($c=0; $c ";; /*echo getUTFString($data[$c])*/ } } fclose($handle); }?>
Array fgetcsv (int handle [, int length [, string delimiter [, string enclosure])
Handle
A valid file pointer generated by fopen (), popen (), or fsockopen.
Length (optional)
This parameter must be greater than the longest line in the CVS file. in PHP 5, this parameter is o
) {$ city = $ regs [1];} if (preg_match ('{State/Province: ([^ } I ', $ content, $ regs) {$ state = $ regs [1];} if ($ city! = " $ State! = ") {$ Location = $ city. ','. $ state; return $ location;} else {return $ default ;}}
7) Detect browser language -- view the browser language
Detects the code scripting language used by the browser.
The Code is as follows:
Function get_client_language ($ availableLanguages, $ default = 'en '){If (isset ($ _ SERVER ['HTTP _ ACCEPT_LANGUAGE ']) {$ Langs = ex
{
User_polybuffer
//Some code
} while ();
//Some code
2.3 Enclosure Integrity Check (Envelope Checks)The Asprotect directly wraps the program in a secure enclosure that contains all the protection options. So it is important for the protector to check whether the shell is present or whether it has been attempted to be removed manually. In order to use the shell check, you need to inse
) #loginRouterb (Config-line) #end(3) test network connectivity ( on a PC connected to the enclosure )Routerb#ping 192.168.1.1【(automatically appears)sending 5, 100-byte ICMP echoes to 192.168.1.1, and timeout is 2 seconds:!!!!!Success rate is percent (5/5), round-trip Min/avg/max = 1/2/10 ms】Routerb#telnet 192.168.1.1【(automatically appears)Trying 192.168.1.1, ...User Access VerificationPassword:! Prompt for Telnet password, enter Ruijie here】router
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