<?php
$mypi = 3.1415926535897932384626433832795028841971;
$mypi = 3.141592653589793;
$pi = pi();
printf("pi: %.24f, %.24f, %.24f\n", $pi, $mypi, M_PI);
$l = strlen($mypi);
echo "l: $l\n";
$d = pack("d", $mypi);
$l = strlen($d);
echo "l: $l\n";
$un = unpack("d", $d);
$d = end($un);
printf("%.24g\n", $d);
$pi = 3.1415926535897932384626433832795028841971;
$s = preg_split("//", $pi);
$c = count($s);
print_r($s);
echo "c: $c\n";
- Output for 5.2.1 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.6 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- pi: 3.141592653589793115997963, 3.141592653589793115997963, 3.141592653589793115997963
l: 15
l: 8
3.14159265358979311599796
Array
(
[0] =>
[1] => 3
[2] => .
[3] => 1
[4] => 4
[5] => 1
[6] => 5
[7] => 9
[8] => 2
[9] => 6
[10] => 5
[11] => 3
[12] => 5
[13] => 8
[14] => 9
[15] => 8
[16] =>
)
c: 17
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0
- pi: 3.141592653589793115997963, 3.141592653589793115997963, 3.141592653589793115997963
l: 15
l: 8
Array
(
[0] =>
[1] => 3
[2] => .
[3] => 1
[4] => 4
[5] => 1
[6] => 5
[7] => 9
[8] => 2
[9] => 6
[10] => 5
[11] => 3
[12] => 5
[13] => 8
[14] => 9
[15] => 8
[16] =>
)
c: 17
preferences:
224.67 ms | 402 KiB | 337 Q