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PHP Sort a multidimensional array by element containing date
I have an array such as:
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Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...and :jelly
0 1 2 3 4
4 is still within the array, just barely; if you request 0 elements, you get the empty end of the array. But there is no index 5, so you can't slice from there.
When you do index (like array[4]), you are pointing at elements themselves, so the in...
How to check if an object is an array?
...ngs, or a single string. If it's a string, then I want to convert it to an array with just the one item so I can loop over it without fear of an error.
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Remove element of a regular array
I have an array of Foo objects. How do I remove the second element of the array?
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How can I remove a specific item from an array?
I have an array of numbers and I'm using the .push() method to add elements to it.
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What's the difference between isset() and array_key_exists()? [duplicate]
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array_key_exists will definitely tell you if a key exists in an array, whereas isset will only return true if the key/variable exists and is not null.
$a = array('key1' => 'フーバー', 'key2' => null);
isset($a['ke...
Python List vs. Array - when to use?
If you are creating a 1d array, you can implement it as a List, or else use the 'array' module in the standard library. I have always used Lists for 1d arrays.
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how to exclude null values in array_agg like in string_agg using postgres?
If I use array_agg to collect names, I get my names separated by commas, but in case there is a null value, that null is also taken as a name in the aggregate. For example :
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How to create an array for JSON using PHP?
From PHP code I want to create an json array:
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Why do C and C++ compilers allow array lengths in function signatures when they're never enforced?
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It is a quirk of the syntax for passing arrays to functions.
Actually it is not possible to pass an array in C. If you write syntax that looks like it should pass the array, what actually happens is that a pointer to the first element of the array is passed instea...