ReflectionGenerator::getTrace

(PHP 7, PHP 8)

ReflectionGenerator::getTraceGets the trace of the executing generator

Descrizione

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

Get the trace of the currently executing generator.

Elenco dei parametri

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.

Valori restituiti

Returns the trace of the currently executing generator.

Esempi

Example #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());

Il precedente esempio visualizzerĂ  qualcosa simile a:

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) {
    }
  }
}

Vedere anche:

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