Question

How to extract multiple floats from a string of floats in PHP

Answer 1

$str = "2.809 -36.91 21.487 -493.808 5034.7001";
$floats = array_fill(0, 5, 0.0);

$tokens = preg_split('/\s+/', $str);
$i = 0;

foreach ($tokens as $token) {
    $f = (float)$token;
    echo $f . PHP_EOL;
    $floats[$i++] = $f;
}


print_r($floats);



/*
run:

2.809
-36.91
21.487
-493.808
5034.7001
Array
(
    [0] => 2.809
    [1] => -36.91
    [2] => 21.487
    [3] => -493.808
    [4] => 5034.7001
)

*/

 

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