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How to get last key in an array?
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PHP's built-in functions were built by extreme nerds. Do not try to recreate those functions. The odds are that you make something far slower than the original. Unless you are some sort of evil wizard, of couse.
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How to use a switch case 'or' in PHP
Is there a way of using an 'OR' operator or equivalent in a PHP switch?
10 Answers
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Reverting single file in SVN to a particular revision
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svn cat takes a revision arg too!
svn cat -r 175 mydir/myfile > mydir/myfile
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Getting the names of all files in a directory with PHP
... How can we get all files within list of extensions? E.g. if we want all .php and .js files ?
– Nis
Apr 30 '14 at 4:33
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When to use single quotes, double quotes, and backticks in MySQL
...delimiter in date strings.
So using your example, I would double-quote the PHP string and use single quotes on the values 'val1', 'val2'. NULL is a MySQL keyword, and a special (non)-value, and is therefore unquoted.
None of these table or column identifiers are reserved words or make use of charac...
How to Flatten a Multidimensional Array?
Is it possible, in PHP, to flatten a (bi/multi)dimensional array without using recursion or references?
29 Answers
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PHP Get all subdirectories of a given directory
... if($file->isDir()) {
echo strtoupper($file->getRealpath()), PHP_EOL;
}
}
Replace strtoupper with your desired function.
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How can I use a file in a command and redirect output to the same file without truncating it?
...e=$(mktemp)
grep -v 'seg[0-9]\{1,\}\.[0-9]\{1\}' file_name > ${tmpfile}
cat ${tmpfile} > file_name
rm -f ${tmpfile}
like that, consider using mktemp to create the tmpfile but note that it's not POSIX.
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MySQL: determine which database is selected?
... currently selected? This seems very basic but I couldn't find anything on php.net or stackoverflow (all results are for "no database selected").
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PHP - add item to beginning of associative array [duplicate]
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@Timo Huovinen, array_merge didn't work because PHP converted your key to a number, and array_merge resets numeric keys.
– meustrus
Jan 24 '14 at 18:16
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