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posix_strerror

posix_strerror

(PHP 4 >= 4.2.0, PHP 5)

posix_strerrorRetrieve the system error message associated with the given errno

说明

string posix_strerror ( int $errno )

Returns the POSIX system error message associated with the given errno. You may get the errno parameter by calling posix_get_last_error().

参数

errno

A POSIX error number, returned by posix_get_last_error(). If set to 0, then the string "Success" is returned.

返回值

Returns the error message, as a string.

范例

Example #1 posix_strerror() example

This example will attempt to kill a process which does not exist, then will print out the corresponding error message.

<?php
posix_kill
(50,SIGKILL);
echo 
posix_strerror(posix_get_last_error())." ";
?>

以上例程的输出类似于:

No such process

参见


  • posix_access
  • posix_ctermid
  • posix_errno
  • posix_getcwd
  • posix_getegid
  • posix_geteuid
  • posix_getgid
  • posix_getgrgid
  • posix_getgrnam
  • posix_getgroups
  • posix_getlogin
  • posix_getpgid
  • posix_getpgrp
  • posix_getpid
  • posix_getppid
  • posix_getpwnam
  • posix_getpwuid
  • posix_getrlimit
  • posix_getsid
  • posix_getuid
  • posix_get_last_error
  • posix_initgroups
  • posix_isatty
  • posix_kill
  • posix_mkfifo
  • posix_mknod
  • posix_setegid
  • posix_seteuid
  • posix_setgid
  • posix_setpgid
  • posix_setsid
  • posix_setuid
  • posix_strerror
  • posix_times
  • posix_ttyname
  • posix_uname
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