1.unix_timestamp
Converts a time to a timestamp. Convert date type data to timestamp timestamp form
Default time stamp for current time
Mysql> select Unix_timestamp ();+ —————— +| Unix_timestamp () |+ —————— +| 1436775578 |+ —————— +1 row in Set (
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1, about PHP redirection
Method One: Header ("Location:index.php");
Method Two: echo
A small program that uses PHP to open the socket port directly for a letterThe feature is the use of SMTP authentication, can better use to meet the needs of general users to build stations.The entire source code attached to this article, the same
Recently wrote a lot of PHP, but also in touch with a lot of commonly used functions, most of them took notes, send a blog out to learn together. In fact, the feeling of learning a language, grammatical logic is soft quality, and the degree of
With the popularity of a variety of smartphones, tablets, more and more people find that a variety of digital products, especially the mobile phone itself has been unable to meet the needs of life in the day-to-day use of the time, and the emergence
By using the + operator, append the array elements on the right (excluding those elements that have the same key value as the array element on the left) to the left array, but the duplicate key values are not overwritten.
Cases:
$a =array ("a" =>
Chinese string manipulation function
The string manipulation functions in PHP3.0 are more important, as follows:
(1) echo,print,printf,sprintf
Used for output strings. If a variable name is substituted in the string, it is replaced with its value.
Data | structure
"Basic Algorithm"
Suppose you have an array, you need to find out where the value is in the array.
Binary lookup Function Bin_sch ($array, $low, $high, $k) { if ($low $mid = Intval (($low + $high)/2); if
check box PHP receives multiple checkbox information that is not automatically converted to an array as an ASP, which is inconvenient to use. But there is a solution, is to use JavaScript to do the preprocessing. Multiple check boxes with the same
1. Definition and display of stringsDefinition: By "", "" to mark
Displays: Echo () and print (), but print () has a return value of 1, and Echo () does not, but Echo is faster than print () and print () can be used in compound statements.
2.
This article mainly introduces the thinkphp routing rules using examples of detailed understanding and pseudo static function implementation (Apache rewrite), need friends can refer to the following Code is as follows:
This is my recently developed a set of upload voting integration System, a total of 4 PHP and a number of record files, this is the first view.php, mainly responsible for the display of file lists and uploaded file forms and file names of the test.
The example in this article describes how the PHP implementation splits the value of the textarea to an array based on the carriage return line break. Share to everyone for your reference. The specific analysis is as follows:
TEXTAREA return
This article describes object-oriented programming (OOP) in PHP. I'll show you how to use object-oriented concepts to make fewer code but better programs. Good luck to all of you.
The concept of object-oriented programming has a different
PHP is an efficient network programming language, because it has the advantages of flexible writing, fast running and so on, quickly become the preferred language of web programmers. A recent authoritative survey showed that 31.6% of websites now
At present, there are many people who learn PHP, many of the friends who do PHP training always ask such a question: What is the PHP connection function implode?PHP can split the string into a group, but also can be connected to the array of strings,
Use the function date () to implement the displayed in the format: year-month-day hours: minutes: secRelated Time parameters:A-"AM" or "PM"A-"AM" or "PM"D-A few days, two digits, if less than two digits before the 0; such as: "01" to "31"D-Days of
Originally wrote a few functions, IP blacklist is recorded in the library, in order to facilitate understanding, changed to a class of IP blacklist written out.
192.168.1.1 Single IP
192.168.1.* acting like this 192.168.1.1-192.168.1-255
192.158.1.2
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