PHP 8.4.0 RC4 available for testing

ReflectionGenerator::getTrace

(PHP 7, PHP 8)

ReflectionGenerator::getTraceGets the trace of the executing generator

Опис

public ReflectionGenerator::getTrace(int $options = DEBUG_BACKTRACE_PROVIDE_OBJECT): array

Get the trace of the currently executing generator.

Параметри

options

The value of options can be any of the following flags.

Available options
Option Description
DEBUG_BACKTRACE_PROVIDE_OBJECT Default.
DEBUG_BACKTRACE_IGNORE_ARGS Don't include the argument information for functions in the stack trace.

Значення, що повертаються

Returns the trace of the currently executing generator.

Приклади

Приклад #1 ReflectionGenerator::getTrace() example

<?php
function foo() {
yield
1;
}

function
bar()
{
yield from
foo();
}

function
baz()
{
yield from
bar();
}

$gen = baz();
$gen->valid(); // start the generator

var_dump((new ReflectionGenerator($gen))->getTrace());

Поданий вище приклад виведе щось схоже на:

array(2) {
  [0]=>
  array(4) {
    ["file"]=>
    string(18) "example.php"
    ["line"]=>
    int(8)
    ["function"]=>
    string(3) "foo"
    ["args"]=>
    array(0) {
    }
  }
  [1]=>
  array(4) {
    ["file"]=>
    string(18) "example.php"
    ["line"]=>
    int(12)
    ["function"]=>
    string(3) "bar"
    ["args"]=>
    array(0) {
    }
  }
}

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