array(3) {
[0]=>
int(23)
[1]=>
int(1)
[2]=>
int(22)
}
array(3) {
[1]=>
int(1)
[2]=>
int(22)
[0]=>
int(23)
}
int(23)
int(22)
Fatal error: Uncaught TypeError: array_keys(): Argument #1 ($array) must be of type array, int given in /in/ZXAI6:9
Stack trace:
#0 /in/ZXAI6(9): array_keys(23)
#1 {main}
thrown in /in/ZXAI6 on line 9
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
array(3) {
[0]=>
int(23)
[1]=>
int(1)
[2]=>
int(22)
}
array(3) {
[1]=>
int(1)
[2]=>
int(22)
[0]=>
int(23)
}
int(23)
int(22)
Fatal error: Uncaught TypeError: array_keys(): Argument #1 ($array) must be of type array, int given in /in/ZXAI6:9
Stack trace:
#0 /in/ZXAI6(9): array_keys(23)
#1 {main}
thrown in /in/ZXAI6 on line 9
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
array(3) {
[0]=>
int(23)
[1]=>
int(1)
[2]=>
int(22)
}
array(3) {
[1]=>
int(1)
[2]=>
int(22)
[0]=>
int(23)
}
int(23)
int(22)
Warning: array_keys() expects parameter 1 to be array, int given in /in/ZXAI6 on line 9
NULL