大约有 48,000 项符合查询结果（耗时：0.0593秒） [XML]
How do I check if a string contains a specific word?
... or the boolean false if the needle isn't found. Since 0 is a valid offset and 0 is "falsey", we can't use simpler constructs like !strpos($a, 'are').
Edit:
Now with PHP 8 you can do this:
if (str_contains('How are you', 'are')) {
echo 'true';
}
RFC
str_contains
...
Difference between char* and const char*?
...cleared up with the use of a variable after the statements mentioned above and by giving reference to that variable.
– ankit.karwasra
Oct 8 '13 at 9:16
3
...
Inner text shadow with CSS
I am currently playing around with CSS3 and trying to achieve a text effect like this (the black blurry inner shadow):
22 A...
How to initialize all members of an array to the same value?
...s that value is 0 (in which case you can omit some part of the initializer
and the corresponding elements will be initialized to 0), there's no easy way.
Don't overlook the obvious solution, though:
int myArray[10] = { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 };
Elements with missing values will be initiali...
Java or Python for Natural Language Processing [closed]
...al language processing. Java or Python ? I have found lots of questions and answers regarding about it. But I am still lost in choosing which one to use.
...
Is there any way to create a blank solution (.sln) file first and then add projects?
...ys annoyed me because (to my knowledge) you cannot create a solution first and then add new/existing projects to it. The only way I know how to create a solution is to create a project and specify the solution name for it.
...
What do @, - and + do as prefixes to recipe lines in Make?
...
They control the behaviour of make for the tagged command lines:
@ suppresses the normal 'echo' of the command that is executed.
- means ignore the exit status of the command that is executed (normally, a non-zero exit status would stop that part of the build).
+ means 'execut...
Regular expression search replace in Sublime Text 2
...for the first capture group (the first match of a pattern in parentheses), and indeed Sublime supports both syntaxes. So try:
my name used to be \1
or
my name used to be $1
Also note that your original capture pattern:
my name is (\w)+
is incorrect and will only capture the final letter of ...
What is the difference between a pseudo-class and a pseudo-element in CSS?
... always consists of a "colon" (:) followed by the name of the pseudo-class and optionally by a value between parentheses.
Pseudo-classes are allowed in all sequences of simple selectors contained in a selector. Pseudo-classes are allowed anywhere in sequences of simple selectors, after the lead...
Redirect all to index.php using htaccess
...(the same place as index.php) or it'll only affect the sub-folder it's in (and any sub-folders within that - recursively).
Next make a slight change to your rule so it looks something like:
RewriteEngine on
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)$ ...