PHP5.5.32 버전의 오류 메커니즘 요약

error_reporting(E_ALL);  
ini_set('display_errors', 'On');

// Fatal error: Call to undefined function hpinfo() in /tmp/php/index.php on line 5 
hpinfo();  //E_ERROR

// Fatal error: Uncaught exception 'Exception' with message 'test exception' in /tmp/php/index.php:5 Stack trace: #0 {main} thrown in /tmp/php/index.php on line 5 
throw new \Exception("test exception");

//Warning: include(a.php): failed to open stream: No such file or directory in /tmp/php/index.php on line 7 
//Warning: include(): Failed opening 'a.php' for inclusion (include_path='.:/usr/share/pear:/usr/share/php') in /tmp/php/index.php on line 7 
include("a.php"); //E_WARNING

//Notice: Undefined variable: b in /tmp/php/index.php on line 9 
$a = $b; //E_NOTICE

// Parse error: syntax error, unexpected '=' in /tmp/php/index.php on line 20 
z=1; // E_PARSE

// Strict Standards: Only variables should be passed by reference in /tmp/php/index.php on line 17  
function change (&$var) { 
  $var += 10; 
} 
$var = 1; 
change(++$var); 
// E_STRICT

//Catchable fatal error: Argument 1 passed to testCall() must be an instance of A, instance of B given, called in /tmp/php/index.php on line 37 and defined in /tmp/php/index.php on line 33 
class A { 
} 
 
class B { 
} 
 
function testCall(A $a) { 
} 
 
$b = new B(); 
testCall($b);

// Deprecated: curl_setopt(): The usage of the @filename API for file uploading is deprecated. Please use the CURLFile class instead in /tmp/php/index.php on line 42 
 
$ch = curl_init("//m.sbmmt.com/upload.php"); curl_setopt($ch, CURLOPT_POSTFIELDS, array('fileupload' => '@'. "test"));

trigger_error("Cannot divide by zero", E_USER_ERROR); // E_USER_ERROR // E_USER_WARING // E_USER_NOTICE // E_USER_DEPRECATED

error_reporting = E_ALL  // 报告错误级别，什么级别的 
 
error_log = /tmp/php_errors.log // php中的错误显示的日志位置 
 
display_errors = On // 是否把错误展示在输出上，这个输出可能是页面，也可能是stdout 
 
display_startup_errors = On // 是否把启动过程的错误信息显示在页面上，记得上面说的有几个Core类型的错误是启动时候发生的，这个就是控制这些错误是否显示页面的。 
 
log_errors = On // 是否要记录错误日志 
 
log_errors_max_len = 1024 // 错误日志的最大长度 
 
ignore_repeated_errors = Off // 是否忽略重复的错误 
 
track_errors = Off // 是否使用全局变量$php_errormsg来记录最后一个错误 
 
xmlrpc_errors = 0 //是否使用XML-RPC的错误信息格式记录错误 
 
xmlrpc_error_number = 0 // 用作 XML-RPC faultCode 元素的值。 
 
html_errors = On  // 是否把输出中的函数等信息变为HTML链接 
 
docref_root = http://manual/en/ // 如果html_errors开启了，这个链接的根路径是什么 
 
fastcgi.logging = 0 // 是否把php错误抛出到fastcgi中

error_reporting(E_ALL); 
ini_set('ignore_repeated_errors', 1); 
ini_set('ignore_repeated_source', 1); 
$a = $c; $a = $c; //E_NOTICE 
//Notice: Undefined variable: c in /tmp/php/index.php on line 20

error_reporting(E_ALL); 
ini_set('html_errors', 1); 
ini_set('docref_root', "https://secure.php.net/manual/zh/"); 
include("a2.php"); //E_WARNING

error_log = /var/log/php-fpm/error.log // php-fpm自身的日志 
log_level = notice // php-fpm自身的日志记录级别 
php_flag[display_errors] = off // 覆盖php.ini中的某个配置变量，可被程序中的ini_set覆盖 
php_value[display_errors] = off // 同php_flag 
php_admin_value[error_log] = /tmp/www-error.log // 覆盖php.ini中的某个配置变量，不可被程序中的ini_set覆盖 
php_admin_flag[log_errors] = on // 同php_admin_value 
catch_workers_output = yes // 是否抓取fpmworker的输出 
request_slowlog_timeout = 0 // 慢日志时长 
slowlog = /var/log/php-fpm/www-slow.log // 慢日志记录