public static Error::formatBacktrace(array $backtrace)
Formats a backtrace into a plain-text string.
The calls show values for scalar arguments and type names for complex ones.
Parameters
array $backtrace: A standard PHP backtrace.
Return value
string A plain-text line-wrapped string ready to be put inside <pre>.
File
- core/lib/Drupal/Core/Utility/Error.php, line 151
Class
- Error
- Drupal error utility class.
Namespace
Drupal\Core\Utility
Code
public static function formatBacktrace(array $backtrace) { $return = ''; foreach ($backtrace as $trace) { $call = array('function' => '', 'args' => array()); if (isset($trace['class'])) { $call['function'] = $trace['class'] . $trace['type'] . $trace['function']; } elseif (isset($trace['function'])) { $call['function'] = $trace['function']; } else { $call['function'] = 'main'; } if (isset($trace['args'])) { foreach ($trace['args'] as $arg) { if (is_scalar($arg)) { $call['args'][] = is_string($arg) ? '\'' . Xss::filter($arg) . '\'' : $arg; } else { $call['args'][] = ucfirst(gettype($arg)); } } } $line = ''; if (isset($trace['line'])) { $line = " (Line: {$trace['line']})"; } $return .= $call['function'] . '(' . implode(', ', $call['args']) . ")$line\n"; } return $return; }
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