Online PHP editor | output for 1YXYk

@ 2024-10-01T13:07:38Z

<?php
declare(strict_types=1); // print() ignores strict_types...

print(1 + 2) * 3;
// outputs "9"; the parentheses cause 1+2 to be evaluated first, then 3*3
// the print statement sees the whole expression as one argument
// As for the type mismatch? the strict_types ? ignored..

echo "\n";

if ( print("hello") && false ) {
    print "WTF: inside if";
} else {
    print "OK: inside else";
}

echo "\n";

if ( 1 && false ) {
    print "WTF: inside if";
} else {
    print "OK: inside else";
}

echo "\n";

print "hello " && print "world";
// outputs "world1"; ... WTF?

echo "\n";


ob_start();
print "hello " && print "world";
$str = ob_get_clean();
assert(str_contains($str, 'hello'));

Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14: 9 WTF: inside if OK: inside else world1 Fatal error: Uncaught AssertionError: assert(str_contains($str, 'hello')) in /in/1YXYk:36 Stack trace: #0 /in/1YXYk(36): assert(false, 'assert(str_cont...') #1 {main} thrown in /in/1YXYk on line 36
Process exited with code 255.

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