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Unicode character in PHP string

... PHP 7.0.0 has introduced the "Unicode codepoint escape" syntax. It's now possible to write Unicode characters easily by using a double-quoted or a heredoc string, without calling any function. $unicodeChar = "\u{1000}"; ...
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PHP - How to check if a string contains a specific text [duplicate]

... 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 ...
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RSA 算法是如何诞生的 - 创意 - 清泛网 - 专注C/C++及内核技术

RSA 算法是如何诞生的最近为了研究某个极其无聊的问题,读了一些公钥加密的历史,意外地发现这段历史竟然非常有趣。尤其是 RSA 算法的诞生过程,被很多书写得...最近为了研究某个极其无聊的问题,读了一些公钥加密的历史...
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How do I immediately execute an anonymous function in PHP?

... For PHP7: see Yasuo Ohgaki's answer: (function() {echo 'Hi';})(); For previous versions: the only way to execute them immediately I can think of is call_user_func(function() { echo 'executed'; }); ...
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GCM with PHP (Google Cloud Messaging)

How can I integrate the new Google Cloud Messaging in a PHP backend? 13 Answers 13 ...
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How to call a PHP function on the click of a button

I have created a page called functioncalling.php that contains two buttons, Submit and Insert . 12 Answers ...
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PHP session lost after redirect

How do I resolve the problem of losing a session after a redirect in PHP? 35 Answers 3...
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Checking to see if one array's elements are in another array in PHP

I have two arrays in PHP as follows: 7 Answers 7 ...
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How to get the first word of a sentence in PHP?

... Using modern PHP syntax you can just do explode(' ',trim($myvalue))[0] – Elly Post Apr 1 '16 at 6:28 2 ...
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Send email using the GMail SMTP server from a PHP page

I am trying to send an email via GMail's SMTP server from a PHP page, but I get this error: 14 Answers ...