<?php
$tests = ['1613938511.464898123456789', '1613938511.464898923456789', '1613938511.123456789', '1613938511.12345678910', '1613938519.123456789', '1613938511.999999', '1613938511.999999999999'];
foreach ($tests as $test)
{
echo "Testing : $test\n";
$f = (float)$test;
// echo " string=" . $f . " | json =" . json_encode($f);
$jsonOne = substr(json_encode($f),0,17);
$testOne = substr($test,0,17);
echo "\n> Test passed :" . $jsonOne ." =?= ". $testOne . " ::: " . ($jsonOne === $testOne ? 'yes' : 'no');
echo "\n-------------------------------------------------\n";
}
// more complex testing
$test1MResults = [];
$testFailed = [];
for ($i = 0; $i < 1000000; $i++) {
$testFloat = '1613938511.' . $i;
$floatN = (float) $testFloat;
$jsonN = json_encode($floatN);
$floatJsonN = (float) $jsonN;
$absN = (int) abs($floatN - $floatJsonN) * 1000000;
/**
* Why using or when compare text faild ? because json delete the zero at end of a float , but in our testFloat its composed string 'xx'.$i (10)
* Why using int comparasion ? to strict verify that $floatN === $floatJsonN with the 6 digits
*
* You can play with conditions to see example of fails (that are not really a fail but just a wrong comparasion method)
*/
$passed = ($jsonN === $testFloat || $absN === 0);
$test1MResults[] = $passed;
if (false === $passed) {
$testFailed[] = [$i, $jsonN, $testFloat, $absN, gettype($absN)];
}
}
$totalTests = count($test1MResults);
$totalSuccess = count(array_filter($test1MResults));
$totalFails = $totalTests - $totalSuccess;
print_r("Total Success : " . $totalSuccess . "\n");
print_r("Total Fails : " . ($totalFails) . "\n");
if ($totalFails > 0) {
$maxShow = 10 > $totalFails ? $totalFails : 10;
for ($i=0; $i < $maxShow; $i++) {
print_r(json_encode($testFailed[$i]));
echo "\n";
}
for ($i=$totalFails; $i > $totalFails - $maxShow; $i--) {
print_r(json_encode($testFailed[$i]));
echo "\n";
}
}
echo "\n\n";
/**
* Total Success : 1000000
* Total Fails : 0
*/
- Output for 8.2.18, 8.3.6
- Testing : 1613938511.464898123456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.123456 =?= 1613938519.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938511.999999 =?= 1613938511.999999 ::: yes
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Total Success : 1000000
Total Fails : 0
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
Testing : 1613938511.464898123456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.123456 =?= 1613938519.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938511.999999 =?= 1613938511.999999 ::: yes
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Total Success : 1000000
Total Fails : 0
- Output for 8.2.12 - 8.2.17, 8.3.0 - 8.3.4
- Testing : 1613938511.464898123456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.123456 =?= 1613938519.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938511.999999 =?= 1613938511.999999 ::: yes
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Fatal error: Out of memory (allocated 27271168 bytes) (tried to allocate 16777224 bytes) in /in/XKHV4 on line 48
mmap() failed: [12] Cannot allocate memory
mmap() failed: [12] Cannot allocate memory
Process exited with code 255. - Output for 7.1.5 - 7.1.6, 7.1.9 - 7.1.10, 7.1.13 - 7.1.15, 7.1.17 - 7.1.19, 7.1.26 - 7.1.27, 7.1.29, 7.2.1 - 7.2.6, 7.2.11 - 7.2.16, 7.2.19, 7.2.27, 7.2.30 - 7.2.32, 7.2.34, 7.3.0 - 7.3.2, 7.3.4 - 7.3.5, 7.3.7, 7.3.10 - 7.3.13, 7.3.16 - 7.3.21, 7.3.23 - 7.3.27, 7.4.0, 7.4.4, 7.4.6 - 7.4.11, 7.4.13 - 7.4.16, 8.0.0 - 8.0.3, 8.1.28
- Testing : 1613938511.464898123456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.123456 =?= 1613938519.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938511.999999 =?= 1613938511.999999 ::: yes
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 33554440 bytes) in /in/XKHV4 on line 48
Process exited with code 255. - Output for 8.1.25 - 8.1.27
- Testing : 1613938511.464898123456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.123456 =?= 1613938519.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938511.999999 =?= 1613938511.999999 ::: yes
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Fatal error: Out of memory (allocated 18878464) (tried to allocate 33554440 bytes) in /in/XKHV4 on line 40
mmap() failed: [12] Cannot allocate memory
mmap() failed: [12] Cannot allocate memory
Process exited with code 255. - Output for 7.2.17, 7.4.12
- Testing : 1613938511.464898123456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.123456 =?= 1613938519.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938511.999999 =?= 1613938511.999999 ::: yes
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 33554440 bytes) in /in/XKHV4 on line 48
Process exited with code 137. - Output for 7.1.0 - 7.1.4, 7.1.7 - 7.1.8, 7.1.11 - 7.1.12, 7.1.16, 7.1.20 - 7.1.25, 7.1.28, 7.1.30 - 7.1.33, 7.2.0, 7.2.7 - 7.2.10, 7.2.18, 7.2.20 - 7.2.26, 7.2.28 - 7.2.29, 7.2.33, 7.3.3, 7.3.6, 7.3.8 - 7.3.9, 7.3.14 - 7.3.15, 7.3.22, 7.4.1 - 7.4.3, 7.4.5
- Testing : 1613938511.464898123456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.464898 =?= 1613938511.464898 ::: yes
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.123456 =?= 1613938511.123456 ::: yes
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.123456 =?= 1613938519.123456 ::: yes
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938511.999999 =?= 1613938511.999999 ::: yes
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Process exited with code 137. - Output for 7.0.0 - 7.0.9, 7.0.11 - 7.0.33
- Testing : 1613938511.464898123456789
> Test passed :1613938511.4649 =?= 1613938511.464898 ::: no
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.4649 =?= 1613938511.464898 ::: no
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.1235 =?= 1613938511.123456 ::: no
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.1235 =?= 1613938511.123456 ::: no
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.1235 =?= 1613938519.123456 ::: no
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 33554440 bytes) in /in/XKHV4 on line 48
Process exited with code 255. - Output for 7.0.10
- Testing : 1613938511.464898123456789
> Test passed :1613938511.4649 =?= 1613938511.464898 ::: no
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.4649 =?= 1613938511.464898 ::: no
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.1235 =?= 1613938511.123456 ::: no
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.1235 =?= 1613938511.123456 ::: no
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.1235 =?= 1613938519.123456 ::: no
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Process exited with code 137. - Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
- Testing : 1613938511.464898123456789
> Test passed :1613938511.4649 =?= 1613938511.464898 ::: no
-------------------------------------------------
Testing : 1613938511.464898923456789
> Test passed :1613938511.4649 =?= 1613938511.464898 ::: no
-------------------------------------------------
Testing : 1613938511.123456789
> Test passed :1613938511.1235 =?= 1613938511.123456 ::: no
-------------------------------------------------
Testing : 1613938511.12345678910
> Test passed :1613938511.1235 =?= 1613938511.123456 ::: no
-------------------------------------------------
Testing : 1613938519.123456789
> Test passed :1613938519.1235 =?= 1613938519.123456 ::: no
-------------------------------------------------
Testing : 1613938511.999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Testing : 1613938511.999999999999
> Test passed :1613938512 =?= 1613938511.999999 ::: no
-------------------------------------------------
Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 32 bytes) in /in/XKHV4 on line 31
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[' in /in/XKHV4 on line 4
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '[' in /in/XKHV4 on line 4
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/XKHV4 on line 4
Process exited with code 255.
preferences:
280.62 ms | 401 KiB | 384 Q