sysTimers; if (!empty($timers)) { foreach ($timers as $timerId) { swoole_timer_clear($timerId); } } swoole_event_exit(); } /** * 内部打印变量 * * @param string $output 打印的结果 * @param mixed $var 待打印的变量 * @param int $level 打印的层级，最大4层 * @param bool $format 是否格式化返回，默认为true * @param bool $truncated 大字符串是否截断，默认为true */ function dumpInternal(&$output, $var, $level, $format = true, $truncated = true) { switch (gettype($var)) { case 'boolean': $output .= $var ? 'true' : 'false'; break; case 'integer': $output .= "$var"; break; case 'double': $output .= "$var"; break; case 'string': if ($truncated && defined('DUMP_TRUNCATED') && strlen($var) > 512) { $output .= "'**'"; } else { $output .= "'" . addslashes($var) . "'"; } break; case 'resource': $output .= '{resource}'; break; case 'NULL': $output .= 'null'; break; case 'unknown type': $output .= '{unknown}'; break; case 'array': if (4 <= $level) { $output .= '[...]'; } elseif (empty($var)) { $output .= '[]'; } else { $keys = array_keys(array_slice($var, 0, 100)); if ($format) { $spaces = str_repeat(' ', $level * 4); } else { $spaces = ''; } $output .= '['; foreach ($keys as $key) { if (!isset($var[$key])) { continue; } if ($format) { $output .= "\n" . $spaces . ' '; } dumpInternal($output, $key, 0, $format); $output .= ' => '; dumpInternal($output, $var[$key], $level + 1, $format); if (!$format) { $output .= ', '; } } if ($format) { $output .= "\n" . $spaces . ']'; } else { $output .= "], "; } } break; case 'object': if ($var instanceof \Throwable) { $truncated = false; $dumpValues = [ 'message' => $var->getMessage(), 'code' => $var->getCode(), 'line' => $var->getLine(), 'file' => $var->getFile(), 'trace' => $var->getTraceAsString(), ]; } else { $dumpValues = (array)$var; $truncated = true; } if (method_exists($var, '__sleep')) { $sleepProperties = $var->__sleep(); if (empty($sleepProperties)) { $sleepProperties = array_keys($dumpValues); } } else { $sleepProperties = array_keys($dumpValues); } if (method_exists($var, '__unsleep')) { $unsleepProperties = $var->__unsleep(); } else { $unsleepProperties = []; } $sleepProperties = array_diff($sleepProperties, $unsleepProperties); if (4 <= $level) { $output .= get_class($var) . '(...)'; } else { $spaces = str_repeat(' ', $level * 4); $className = get_class($var); if ($format) { $output .= "$className\n" . $spaces . '('; } else { $output .= "$className("; } $i = 0; foreach ($dumpValues as $key => $value) { if (!in_array(trim($key, "*\0"), $sleepProperties)) { continue; } if ($i >= 100) { if ($format) { $output .= "\n" . $spaces . " [...] => ..."; } else { $output .= "... => ..."; } break; } $i++; $key = str_replace('*', '', $key); $key = strtr(trim($key), "\0", ':'); $keyDisplay = strtr(trim($key), "\0", ':'); if ($format) { $output .= "\n" . $spaces . " [$keyDisplay] => "; } else { $output .= "$keyDisplay => "; } dumpInternal($output, $value, $level + 1, $format, $truncated); if (!$format) { $output .= ', '; } } if ($format) { $output .= "\n" . $spaces . ')'; } else { $output .= '), '; } } break; } if (!$format) { $output = str_replace([', ,', ', ', ', )', ', ]'], [', ', ', ', ')', ']'], $output); } } /** * 打印变量 * * @param mixed $var 打印的变量 * @param bool $format 是否格式化 * @param bool $return 是否直接返回字符串，而直接打印 * @return mixed */ function dump($var, $format = true, $return = false) { global $____GLOBAL_DUMP; dumpInternal($____GLOBAL_DUMP, $var, 0, $format); if (!$return) { echo $____GLOBAL_DUMP, "\n"; $____GLOBAL_DUMP = ''; } else { $dump = $____GLOBAL_DUMP; $____GLOBAL_DUMP = ''; return $dump; } }