<?php
dividir( 'sem extensão' );
dividir( 'com.pontos.no.meio.doc' );
dividir( 'arquivo_comum.jpg' );
function dividir( $file ) {
$ext = ( $pos === false ) ?
'' : substr( $file, $pos + 1 ); $arq = ( $pos === false ) ?
$file : substr( $file, 0, $pos );
echo "Extensão : $ext \n";
echo "Arquivo : $arq \n";
echo "-------------------------\n";
}
?>
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