Perl::Check - check

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Die Funktion check_date() prüft ob es sich um ein gültiges Datumsformat im Format DD.MM.YYYY handelt. Bei Erfolg wird TRUE (bzw. 1), im Fehlerfall wird FALSE (bzw. 0) zurück gegeben.

Snippet
Information

check_date

```
sub check_date {
```
```
 
```

# Datum auf richtiges Format checken (dd.mm.yyyy)...

if ($_[0] =~ /^((0[1-9])|([1-2][0-9])|(3[01]))\.((0[1-9])|(1[0-2]))\.[1-9]\d{3}$/)

```
	{ return 1; } else { return 0; }
```
```
 
```
```
}
```

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