<?php
$spl = new SplFileObject('php://temp', 'r');
$fh = fopen('php://temp', 'r');
var_export([
'SplFileObject::fputcsv result on failure' => $spl->fputcsv(['foo', 'bar']),
'SplFileObject::fwrite result on failure' => $spl->fwrite('foo'),
'fputcsv result on failure' => fputcsv($fh, ['foo', 'bar']),
'fwrite result on failure' => fwrite($fh, 'foo'),
]);
array (
'SplFileObject::fputcsv result on failure' => false,
'SplFileObject::fwrite result on failure' => false,
'fputcsv result on failure' => false,
'fwrite result on failure' => false,
)
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 (
'SplFileObject::fputcsv result on failure' => false,
'SplFileObject::fwrite result on failure' => false,
'fputcsv result on failure' => false,
'fwrite result on failure' => false,
)
Output for 7.4.0
array (
'SplFileObject::fputcsv result on failure' => -1,
'SplFileObject::fwrite result on failure' => false,
'fputcsv result on failure' => false,
'fwrite result on failure' => false,
)
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
array (
'SplFileObject::fputcsv result on failure' => 0,
'SplFileObject::fwrite result on failure' => 0,
'fputcsv result on failure' => 0,
'fwrite result on failure' => 0,
)