Usage of in_array function_PHP tutorial

Usage of in_array function The in_array function determines whether there is an M character in the array. Let me give an example below:

$ext = array('avi','wmv','asf','mov','rm','ra','ram','mp3','wma','swf');

if(in_array('mp3',$ext) ){

echo 'exist';

}else{

echo 'does not exist';

}

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