Answers for "how to get the first digit of a number in php"

PHP
0

php get first digit of number

// in case the number is a string
$s = '123';
$a = $s[0];  
echo $a; // 1

// in case the number is an integer

// Possibility 1
$k = 123;
$s = $k.''; // or: $s = (string)$k;
$a = $s[0];  
echo $a; // 1
 
// Possibility 2
$k = 123;
$a = floor($k/100);
echo $a; // 1
 
// Possibility 3
$k = 123;
$a = substr($k, 0, 1); 
echo $a; // 1
Posted by: Guest on November-12-2020
0

php get last digit of number

$number = 12356;
$lastDigit = $number % 10;
echo $lastDigit; // 6
Posted by: Guest on November-12-2020

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