This method takes into account cases where the number might contain formatting, but doesn't allow additional digits to be appended. Note that {@code isEmergencyNumber(number, region)} implies {@code connectsToEmergencyNumber(number, region)}.
public function isEmergencyNumber($number, $regionCode)
{
return $this->matchesEmergencyNumberHelper($number, $regionCode, false);
} public function testOverlappingNANPANumber()
{
// 211 is an emergency number in Barbados, while it is a toll-free information line in Canada
// and the USA.
$this->assertTrue($this->shortInfo->isEmergencyNumber("211", RegionCode::BB));
$this->assertEquals(ShortNumberCost::TOLL_FREE, $this->shortInfo->getExpectedCostForRegion($this->parse("211", RegionCode::BB), RegionCode::BB));
$this->assertFalse($this->shortInfo->isEmergencyNumber("211", RegionCode::US));
$this->assertEquals(ShortNumberCost::UNKNOWN_COST, $this->shortInfo->getExpectedCostForRegion($this->parse("211", RegionCode::US), RegionCode::US));
$this->assertFalse($this->shortInfo->isEmergencyNumber("211", RegionCode::CA));
$this->assertEquals(ShortNumberCost::UNKNOWN_COST, $this->shortInfo->getExpectedCostForRegion($this->parse("211", RegionCode::CA), RegionCode::CA));
}
