大约有 9,000 项符合查询结果（耗时：0.0335秒） [XML]
Can an Option in a Select tag carry multiple values?
... options in a HTML form:
(the data will be collected and processed using PHP)
15 Answers
...
When to use self over $this?
In PHP 5, what is the difference between using self and $this ?
23 Answers
23
...
Memcache Vs. Memcached [duplicate]
Someone can explain me the difference between Memcache and Memcached in PHP environment?
What are the advantages of one over the other?
Can you also suggest the criteria used to choose between one or the other?
...
How can I get the last 7 characters of a PHP string?
...r for the 2nd argument.
$newstring = substr($dynamicstring, -7);
From the php docs:
string substr ( string $string , int $start [, int $length ] )
If start is negative, the returned string will start at the start'th character from the end of string.
...
Why Choose Struct Over Class?
...
@drewag That seems to be the exact opposite of what it is saying. It was saying that a class should be the default that you use, not a structure In practice, this means that most custom data constructs should be classes, not structures. Can you explain to me h...
PHP - Merging two arrays into one array (also Remove Duplicates)
...
array_unique(array_merge($array1,$array2), SORT_REGULAR);
http://se2.php.net/manual/en/function.array-unique.php
share
|
improve this answer
|
follow
|
...
Logical Operators, || or OR?
...nlike many other languages where they return the last value checked. So in PHP (27 || 0) returns true, not 27.
– TextGeek
Sep 15 '17 at 15:32
...
Ruby function to remove all white spaces?
...ction to remove all white spaces? I'm looking for something kind of like PHP's trim() ?
23 Answers
...
How to encrypt/decrypt data in php?
I'm currently a student and I'm studying PHP, I'm trying to make a simple encrypt/decrypt of data in PHP. I made some online research and some of them were quite confusing(at least for me).
...
PHP DOMDocument loadHTML not encoding UTF-8 correctly
...loadHTML('<?xml encoding="utf-8" ?>' . $content); fixed it for me in PHP7 (so it is still an issue) - this is a really annoying problem, because I defined utf8 in the HTML document (with <meta charset="UTF-8" />) but that has no effect, it seems to need the <?xml part, which is totall...