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How to resolve “must be an instance of string, string given” prior to PHP 7?
... supposed to work to begin with. Given the dynamic typing system, this actually makes some sort of perverted sense.
You can only manually "type hint" scalar types:
function foo($string) {
if (!is_string($string)) {
trigger_error('No, you fool!');
return;
}
...
}
...
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
...T is obtained from the HTTP request header and this is what the client actually used as "target host" of the request. The SERVER_NAME is defined in server config. Which one to use depends on what you need it for. You should now however realize that the one is a client-controlled value which may thus...
How can javascript upload a blob?
...
To do basically $('input[type=file]').value=blob
– William Entriken
Aug 9 '13 at 21:36
14
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Which $_SERVER variables are safe?
...ttacker can also control and is therefore a source of an attack. This is called a "tainted" variable, and is unsafe.
2 An...
Illegal string offset Warning PHP
...he original problem happened. Most comments incorrectly assume "undefined index" was the error.
– grantwparks
Jul 19 '14 at 6:28
1
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How can I match multiple occurrences with a regex in JavaScript similar to PHP's preg_match_all()?
... global modifier with /g otherwise running exec() won't change the current index and will loop forever.
– Aram Kocharyan
Jan 16 '14 at 3:14
...
startsWith() and endsWith() functions in PHP
...allocations (substr), etc. The 'strpos' and 'stripos' functions return the index of the first occurrence of $needle in $haystack:
function startsWith($haystack,$needle,$case=true)
{
if ($case)
return strpos($haystack, $needle, 0) === 0;
return stripos($haystack, $needle, 0) === 0;
...
PHP date() format when inserting into datetime in MySQL
... cases if you rely on an ORM to manage the database. Solid SQL with a well indexed relational database is not slow.
– mopsyd
May 1 '15 at 19:37
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How to call a PHP function on the click of a button
I have created a page called functioncalling.php that contains two buttons, Submit and Insert .
12 Answers
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What is the Java equivalent of PHP var_dump?
...for free. It is done with convention rather than language constructs. In all data transfer classes (and maybe even in all classes you write...), you should implement a sensible toString method. So here you need to override toString() in your Person class and return the desired state.
There are u...