检查有效的印度移动电话号码

Posted 2021-02-24

To check if number is valid Indian Mobile Number.

// php Function below can be used to check 
// if a given number is valid Indian mobile number or not.
function is_mobile($number)
{
	$result = true;
	// unless prooved otherwise, mobile number is valid.
 
	$number = preg_replace('/D/', '', $number);
	// Strip out non digits.
 
	$first_digit = substr($number,0,1);	
	if( strcmp($first_digit,"6") < 0 )	$result = false;
	// first digit should be greater then 6.
 
	if(strlen("$number") != 10)			$result = false;
	// Should be of exactl ten digits.
 
	return $result;
}