PHP code audit documents were updated last year. they were not well written, and some were not fully written. I have referenced many documents.
The owasp codereview should also be 2.0.
Let's give some suggestions.
Directory
1. Overview 3
2.
The document did last year, supposedly should be updated, not well written, some did not write the whole, referring to a lot of documents.
Say Owasp Codereview, also should out 2.0.
The cows were passing by, giving some advice.
Directory
1.
This article mainly share with you how PHP creates and modifies the contents of the file, hoping to help everyone.
File_put_contents Writing Files
Let's start by learning the first way to write a file:
int file_put_contents (string $ file path,
This article mainly describes how to create and modify the contents of the file, interested in a friend's reference, I hope we can help.
File_put_contents Writing Files
Let's start by learning the first way to write a file:
int file_put_contents
Parsing of file locks, mutex locks, and read/write locks in PHP programs ,. The use of file locks, mutex locks, and read/write locks in PHP programs is skillful in parsing. all file locks are called advisoryfilelock, which is mentioned in the book.
This example describes how PHP uses text statistics to access the volume. Share to everyone for your reference, specific as follows:
Method 1:
$fp = fopen ("Counter.txt", "r+");
while (!flock ($FP, LOCK_EX)) {//acquire a exclusive lock
This article describes how PHP uses text statistics to access the volume. Share to everyone for your reference, as follows:
Method 1:
$fp = fopen ("Counter.txt", "r+"), while (!flock ($FP, LOCK_EX)) {//acquire a exclusive LOCK //Waiting to LOCK
PHP program in the file lock, mutex, read and write the use of skills analysis,
File lockFull name advisory file lock, which is mentioned in the book. This type of lock is more common, such as MySQL, after php-fpm boot, there will be a PID file
PHP fflush function fflush (PHP 4 “ = 4.0.1, PHP 5) fflush-Flush output to a file description Boolean Fflush (resource $ processing) This feature forces the file handle that the force writes to all buffered outputs that the resource points to.
The full name of the file lock is advisoryfilelock, which is mentioned in the book. Such locks are common. For example, after mysql and php-fpm are started, a pid file records the process id, which is the file lock. This lock prevents repeated
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.