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What's the deal with a leading underscore in PHP class methods?
While looking over various PHP libraries I've noticed that a lot of people choose to prefix some class methods with a single underscore, such as
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What does a \ (backslash) do in PHP (5.3+)?
What does a \ do in PHP?
4 Answers
4
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What is the difference between XMLHttpRequest, jQuery.ajax, jQuery.post, jQuery.get
...gine that you'd have to create a whole car around it with steering, brakes etc... Car manufacturers produce completed cars, with a friendly interface (pedals, steering wheel etc.) so you don't have to do it all yourself.
sha...
支撑Github的开源技术 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...的大小超过了solor节点的最大存储空间，也出现了很多的问题，Github团队在思考解决方案时决定使用Elasticsearch做替换。Github最开始使用ES时，使用了44台亚马逊EC2实例，每台实例配备2T的存储，其中8台实例指负责查询请求。目前...
Remove empty array elements
...ments that are i.e. exact string '0', you will need a custom callback:
// PHP 7.4 and later
print_r(array_filter($linksArray, fn($value) => !is_null($value) && $value !== ''));
// PHP 5.3 and later
print_r(array_filter($linksArray, function($value) { return !is_null($value) && $...
How can I split a comma delimited string into an array in PHP?
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One way is to use count() (aka sizeof) - php.net/manual/en/function.count.php
– Matthew Groves
Nov 11 '15 at 13:19
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How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
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PHP 7+
As of PHP 7, this task can be performed simply by using the Null coalescing operator like this :
echo !empty($address['street2']) ?? 'Empty';
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A better similarity ranking algorithm for variable length strings
...s than the ones that are usually suggested (levenshtein distance, soundex, etc).
22 Answers
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New Line on PHP CLI
I have a php CLI script and cannot get the output to break on new lines. I do
4 Answers
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Converting an integer to a string in PHP
Is there a way to convert an integer to a string in PHP?
14 Answers
14
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