Answers for "php find first number in string"

PHP
15

php get first 5 characters of string

$result = substr("Hello How are you", 0, 5); //first 5 chars "Hello"
Posted by: Guest on February-12-2020
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

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