Question

How to extract numbers from a string in PHP

Answer 1

$s = "Today i like the number 31 and the number 13 tomorrow... maybe 100 :-)";

preg_match_all('!\d+!', $s, $numbers);

print_r($numbers);



/*
run:

Array ( [0] => Array ( [0] => 31 [1] => 13 [2] => 100 ) )

*/

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Answer 2

$s = '12php 36java20';
 
preg_match_all('!\d+!', $s, $num_matches);
 
print_r($num_matches[0]);
 
 
   
   
/*
run:
        
Array ( [0] => 12 [1] => 36 [2] => 20 ) 
       
*/

 

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Answer 3

$s = '12php 36java20 90 01';
  
preg_match_all('!\d+!', $s, $num_matches);
  
foreach ($num_matches[0] as $val) {
    echo $val . "\n";
}
  
    
    
/*
run:
         
12
36
20
90
01
        
*/

 

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