Online PHP editor | rfc for kS1vM

@ 2023-11-29T23:54:35Z

<?php

set_error_handler(function (int $no, string $str): bool {
    var_dump('DEBUG: ' . $str);
    
    global $level;
    if ($level !== null) {
        error_reporting($level); // restore error level
        unset($level);
        
        return true; // handle the internal/helper error
    }
    
    // supress the current error output
    $level = error_reporting();
    error_reporting(0);
    
    trigger_error('internal'); // trigger internal/helper error to restore the error level
    
    return false; // not handled to set the error_get_last()
});

error_reporting(E_ALL); // to show the error, has no effect if the handler is called or not (expected, documented)
var_dump(error_reporting());
trigger_error('custom');
// trigger_error('internal2'); // uncomment to reproduce the desired behaviour
var_dump(error_get_last()['message']);
var_dump(error_reporting());

Output for git.master, git.master_jit, rfc.property-hooks: int(32767) string(13) "DEBUG: custom" string(6) "custom" int(0)

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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