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PHP code:

$output = 'hello world';
$str="ÓжǶǻøµØ{output}»ø·ôÈ˵Ø";
echo preg_replace('/\{([\w]+)\}/e',"$\\1;",$str);


echo $str[$output]ÕâÑùÊÔÊÔ

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PHP code:

$output = 'hello world';
$str="ÎÒ¶ÔÄã˵{output}";

//Ï£ÍûÊä³ö "ÎÒ¶ÔÄã˵hello world"
echo preg_replace('/\{([\w]+)\}/e',"$\\1;",$str);




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