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@ 2014-05-27T10:54:08Z

<?php
function text2bbc($text){ 
    $find = array( 
        '~\[b\](.*?)\[/b\]~s', 
        '~\[i\](.*?)\[/i\]~s', 
        '~\[u\](.*?)\[/u\]~s', 
        '~\[size=(.*?)\](.*?)\[/size\]~s', 
        '~\[color=(.*?)\](.*?)\[/color\]~s' 
    ); 
    $replace = array( 
        '<b>$1</b>', 
        '<i>$1</i>', 
        '<span style="text-decoration:underline;">$1</span>', 
        '<span style="font-size:$1px;">$2</span>', 
        '<span style="color:$1;">$2</span>' 
    ); 
    return preg_replace($find,$replace,$text); 
} 

echo text2bbc('this is some [b]bold text[/b] and this is [color=#FF0000]Red text[/color]'); 
echo'<br>'; 
echo text2bbc('this text is [i]italic[/i] and this is not'); 
echo'<br>'; 
echo text2bbc('here we have [u]underlined[/u] text'); 
echo'<br>'; 
echo text2bbc('this is [size=24]24px[/size] font'); 
?>

Output for git.master, git.master_jit, rfc.property-hooks: this is some <b>bold text</b> and this is <span style="color:#FF0000;">Red text</span><br>this text is <i>italic</i> and this is not<br>here we have <span style="text-decoration:underline;">underlined</span> text<br>this is <span style="font-size:24px;">24px</span> font

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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