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json_encode/json_decode - returns stdClass instead of Array in PHP
...'s JSON, not JSAAN. :)
So PHP has to convert your array into an object in order to encode into JSON.
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How to convert array values to lowercase in PHP?
How can I convert all values in an array to lowercase in PHP?
10 Answers
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Checking if an instance's class implements an interface?
... "Yes!";
}
class_implements() is part of the SPL extension.
See: http://php.net/manual/en/function.class-implements.php
Performance Tests
Some simple performance tests show the costs of each approach:
Given an instance of an object
Object construction outside the loop (100,000 iterations)
_...
Sort an Array by keys based on another Array?
...e this? How would you go about writing a function? Here is an example. The order is the most important thing.
15 Answers
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File Upload without Form
..., can I just send a file/files from <input type="file"> to 'upload.php' using POST method using jQuery. The input tag is not inside any form tag. It stands individually. So I don't want to use jQuery plugins like 'ajaxForm' or 'ajaxSubmit'.
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C++虚继承的概念 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的同名的数据成员在内存中有不同的拷贝造成数据不一致问题，将共同基类设置为虚基类。这时从...C++中虚拟继承的概念
为了解决从不同途径继承来的同名的数据成员在内存中有不同的拷贝造成数据不一致问题，将共同基类设...
PHP 5 disable strict standards error
...odeMonkeyRashid I wonder why that is? probably because then the evaulation order is important?
– codeling
Dec 18 '13 at 22:16
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Python append() vs. + operator on lists, why do these give different results?
...st. Specifically, it appends each of the elements of sequence in iteration order.
An aside
Being an operator, + returns the result of the expression as a new value. Being a non-chaining mutator method, list.extend() modifies the subject list in-place and returns nothing.
Arrays
I've added this due t...
Find out HTTP method in PHP [duplicate]
...e superglobals alternatives (Is using superglobals directly good or bad in PHP? and similar questions), one may instead use automatic sanitizing
filter_input( \INPUT_SERVER, 'REQUEST_METHOD', \FILTER_SANITIZE_SPECIAL_CHARS )
(you might of course use other filter, eg. FILTER_SANITIZE_STRING - see ...
Storing Data in MySQL as JSON
...er rules that MySQL follows when comparing JSON values, see Comparison and Ordering of JSON Values.
MySQL 5.7.8 also introduces a number of functions for working with JSON values. These functions include those listed here:
Functions that create JSON values: JSON_ARRAY(), JSON_MERGE(), a...