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How do I catch a PHP fatal (`E_ERROR`) error?
I can use set_error_handler() to catch most PHP errors, but it doesn't work for fatal ( E_ERROR ) errors, such as calling a function that doesn't exist. Is there another way to catch these errors?
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PHP - How to check if a string contains a specific text [duplicate]
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Use the strpos function: http://php.net/manual/en/function.strpos.php
$haystack = "foo bar baz";
$needle = "bar";
if( strpos( $haystack, $needle ) !== false) {
echo "\"bar\" exists in the haystack variable";
}
In your case:
if( strpos( $a, 'some ...
How do I close a connection early?
...at the process has started, but JQuery won't return the response until the PHP script is done running.
19 Answers
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What's better at freeing memory with PHP: unset() or $var = null
... name says - unset a variable. It does not force immediate memory freeing. PHP's garbage collector will do it when it see fits - by intention as soon, as those CPU cycles aren't needed anyway, or as late as before the script would run out of memory, whatever occurs first.
If you are doing $whatever ...
Convert timestamp to readable date/time PHP
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Use PHP's date() function.
Example:
echo date('m/d/Y', 1299446702);
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Installing PDO driver on MySQL Linux server
...ble to install the necessary PDO parts from apt using sudo apt-get install php5-mysql
There is no limitation between using PDO and mysql_ simultaneously. You will however need to create two connections to your DB, one with mysql_ and one using PDO.
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How to exclude file only from root folder in Git
...ignore file to exclude some files being added, but I have several config.php files in source tree and I need to exclude only one, located in the root while other keep under revision control.
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Regex: match everything but specific pattern
...thing but a string starting with a specific pattern (specifically index.php and what follows, like index.php?id=2342343 )
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Loop through an array php
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Also checkout var_export, which prints valid PHP code. You can save that to a file, then write the code to loop over it there before putting it in your main code.
– Ben
Mar 30 '17 at 15:39
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JSON: why are forward slashes escaped?
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PHP escapes forward slashes by default which is probably why this appears so commonly. I'm not sure why, but possibly because embedding the string "</script>" inside a <script> tag is considered unsafe.
This func...