Online PHP editor | rfc for T72us

@ 2014-04-09T15:29:42Z

<?php

function dbg_bt($level = 0)
{
    $currentLevel = 0;
    $level = (int)$level;
    $trace = debug_backtrace();

    echo "\nBACKTRACE\n=========\n";
    foreach ($trace as $data ) {
        $parsed = parse_dbg($data);
        echo sprintf("%03d %s\n", $currentLevel, $parsed);
        $currentLevel++;
        if ( 0 !== $level && $currentLevel >= $level) {
            break;
        }
    }
    echo "=========\n\n";
}
function parse_dbg ($data)
{
    if (!is_array($data)) {
        return "";
    }
    if (!empty($data['type'])) {
        return sprintf(
            "[%s:%d] %s%s%s(%s)",
            $data['file'],
            $data['line'],
            $data['class'],
            $data['type'],
            $data['function'],
            get_args($data['args'])
        );
    }
    else {
        return sprintf(
            "[%s:%d] %s(%s)",
            $data['file'],
            $data['line'],
            $data['function'],
            get_args($data['args'])
        );
    }
}
function get_args($params)
{
    if (!is_array($params)) {
        return "";
    }
    $result = array();
    foreach ($params as $val) {
        if('object' == gettype($val)) { $result[] = get_class($val); }
        else { $result[] = gettype($val); }
    }
    return implode(", ", $result);
}

class lol {
    static public function rofl($args = null) {
        ob_start();
        dbg_bt();
        $x = ob_get_contents();
        ob_end_clean();
        echo $x; // replace with trigger error
    }
}

echo "<pre>";
lol::rofl(new StdClass());
echo "Website content<br />".__FILE__."<br /><br /><br />";

Output for git.master, git.master_jit, rfc.property-hooks: <pre> BACKTRACE ========= 000 [/in/T72us:62] dbg_bt() 001 [/in/T72us:70] lol::rofl(stdClass) ========= Website content<br />/in/T72us<br /><br /><br />

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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