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</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2FSRC%2F'>SRC</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2F'>php-8.4.5</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2FZend%2F'>Zend</a>/<a href='?path=%2Fbig%2FSRC%2Fphp-8.4.5%2FZend%2Ftests%2F'>tests</a>/</p><hr><h3>✏️ Editing: debug_backtrace_options.phpt</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>--TEST--
debug_backtrace options
--FILE--
&lt;?php

function backtrace_print($opt = null)
{
    if(is_null($opt)) {
        print_r(debug_backtrace());
    } else {
        print_r(debug_backtrace($opt));
    }
}

function doit($a, $b, $how)
{
    echo &quot;==default\n&quot;;
    $how();
    echo &quot;==true\n&quot;;
    $how(true);
    echo &quot;==false\n&quot;;
    $how(false);
    echo &quot;==DEBUG_BACKTRACE_PROVIDE_OBJECT\n&quot;;
    $how(DEBUG_BACKTRACE_PROVIDE_OBJECT);
    echo &quot;==DEBUG_BACKTRACE_IGNORE_ARGS\n&quot;;
    $how(DEBUG_BACKTRACE_IGNORE_ARGS);
    echo &quot;==both\n&quot;;
    $how(DEBUG_BACKTRACE_PROVIDE_OBJECT|DEBUG_BACKTRACE_IGNORE_ARGS);
}

class foo {
    protected function doCall($dowhat, $how)
    {
       $dowhat(&#039;a&#039;,&#039;b&#039;, $how);
    }
    static function statCall($dowhat, $how)
    {
        $obj = new self();
        $obj-&gt;doCall($dowhat, $how);
    }
}
foo::statCall(&quot;doit&quot;, &quot;debug_print_backtrace&quot;);
foo::statCall(&quot;doit&quot;, &quot;backtrace_print&quot;);

?&gt;
--EXPECTF--
==default
#0 %sdebug_backtrace_options.php(%d): doit(&#039;a&#039;, &#039;b&#039;, &#039;debug_print_bac...&#039;)
#1 %sdebug_backtrace_options.php(%d): foo-&gt;doCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
#2 %sdebug_backtrace_options.php(%d): foo::statCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
==true
#0 %sdebug_backtrace_options.php(%d): doit(&#039;a&#039;, &#039;b&#039;, &#039;debug_print_bac...&#039;)
#1 %sdebug_backtrace_options.php(%d): foo-&gt;doCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
#2 %sdebug_backtrace_options.php(%d): foo::statCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
==false
#0 %sdebug_backtrace_options.php(%d): doit(&#039;a&#039;, &#039;b&#039;, &#039;debug_print_bac...&#039;)
#1 %sdebug_backtrace_options.php(%d): foo-&gt;doCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
#2 %sdebug_backtrace_options.php(%d): foo::statCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
==DEBUG_BACKTRACE_PROVIDE_OBJECT
#0 %sdebug_backtrace_options.php(%d): doit(&#039;a&#039;, &#039;b&#039;, &#039;debug_print_bac...&#039;)
#1 %sdebug_backtrace_options.php(%d): foo-&gt;doCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
#2 %sdebug_backtrace_options.php(%d): foo::statCall(&#039;doit&#039;, &#039;debug_print_bac...&#039;)
==DEBUG_BACKTRACE_IGNORE_ARGS
#0 %sdebug_backtrace_options.php(%d): doit()
#1 %sdebug_backtrace_options.php(%d): foo-&gt;doCall()
#2 %sdebug_backtrace_options.php(%d): foo::statCall()
==both
#0 %sdebug_backtrace_options.php(%d): doit()
#1 %sdebug_backtrace_options.php(%d): foo-&gt;doCall()
#2 %sdebug_backtrace_options.php(%d): foo::statCall()
==default
Array
(
    [0] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; backtrace_print
            [args] =&gt; Array
                (
                )

        )

    [1] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doit
            [args] =&gt; Array
                (
                    [0] =&gt; a
                    [1] =&gt; b
                    [2] =&gt; backtrace_print
                )

        )

    [2] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doCall
            [class] =&gt; foo
            [object] =&gt; foo Object
                (
                )

            [type] =&gt; -&gt;
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

    [3] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; statCall
            [class] =&gt; foo
            [type] =&gt; ::
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

)
==true
Array
(
    [0] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; 17
            [function] =&gt; backtrace_print
            [args] =&gt; Array
                (
                    [0] =&gt; 1
                )

        )

    [1] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doit
            [args] =&gt; Array
                (
                    [0] =&gt; a
                    [1] =&gt; b
                    [2] =&gt; backtrace_print
                )

        )

    [2] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doCall
            [class] =&gt; foo
            [object] =&gt; foo Object
                (
                )

            [type] =&gt; -&gt;
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

    [3] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; statCall
            [class] =&gt; foo
            [type] =&gt; ::
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

)
==false
Array
(
    [0] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; 19
            [function] =&gt; backtrace_print
            [args] =&gt; Array
                (
                    [0] =&gt; 
                )

        )

    [1] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doit
            [args] =&gt; Array
                (
                    [0] =&gt; a
                    [1] =&gt; b
                    [2] =&gt; backtrace_print
                )

        )

    [2] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doCall
            [class] =&gt; foo
            [type] =&gt; -&gt;
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

    [3] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; statCall
            [class] =&gt; foo
            [type] =&gt; ::
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

)
==DEBUG_BACKTRACE_PROVIDE_OBJECT
Array
(
    [0] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; 21
            [function] =&gt; backtrace_print
            [args] =&gt; Array
                (
                    [0] =&gt; 1
                )

        )

    [1] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doit
            [args] =&gt; Array
                (
                    [0] =&gt; a
                    [1] =&gt; b
                    [2] =&gt; backtrace_print
                )

        )

    [2] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doCall
            [class] =&gt; foo
            [object] =&gt; foo Object
                (
                )

            [type] =&gt; -&gt;
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

    [3] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; statCall
            [class] =&gt; foo
            [type] =&gt; ::
            [args] =&gt; Array
                (
                    [0] =&gt; doit
                    [1] =&gt; backtrace_print
                )

        )

)
==DEBUG_BACKTRACE_IGNORE_ARGS
Array
(
    [0] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; 23
            [function] =&gt; backtrace_print
        )

    [1] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doit
        )

    [2] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doCall
            [class] =&gt; foo
            [type] =&gt; -&gt;
        )

    [3] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; statCall
            [class] =&gt; foo
            [type] =&gt; ::
        )

)
==both
Array
(
    [0] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; 25
            [function] =&gt; backtrace_print
        )

    [1] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doit
        )

    [2] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; doCall
            [class] =&gt; foo
            [object] =&gt; foo Object
                (
                )

            [type] =&gt; -&gt;
        )

    [3] =&gt; Array
        (
            [file] =&gt; %sdebug_backtrace_options.php
            [line] =&gt; %d
            [function] =&gt; statCall
            [class] =&gt; foo
            [type] =&gt; ::
        )

)
</textarea><br>  
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        </form>  
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