Online PHP editor | output for KZBIK

@ 2018-06-08T07:46:02Z

<?php

$re = '/TOTALE EURO CONTANTI\s*\K\d+[.,]\d+/';
$str = 'Del burger Sr Via Carlo del Prete 106/d 50127 FIRENZE C.F. E P.IVA 08380120482 BRUNCH MAMMAMIA ONION RINGS SPICCHI PATATE ACQUA 0.5L TAVOLO 88 EURO 6,50 6,50 4,00 3,00 1,00 TOTALE EURO CONTANTI 21,00 21,00 NR.0057 23/05/18 20:21 MF U1 72005985';

preg_match($re, $str, $matches);
echo $matches[0]; // 1,00

Output for 4.4.9, 5.2.4 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.32, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13: 21,00
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.8, 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.3: Notice: Undefined offset: 0 in /in/KZBIK on line 7
Output for 5.1.0: Fatal error: fatal flex scanner internal error--end of buffer missed in /in/KZBIK on line 7
Process exited with code 255.

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