PHP中查看PHP基本信息

1、PHP_BINARY：查看PHP执行exe文件路径

<?php
  echo PHP_BINARY;
?>

E:\PHP\php-7.1.3-Win32-VC14-x64\php.exe

2、PHP_BINARY_READ：

<?php
  echo PHP_BINARY_READ;
?>

PHP Notice:  Use of undefined constant PHP_BINARY_READ - assumed 'PHP_BINARY_READ' in E:\phpworkspace\PHP\string.php on line 2

Notice: Use of undefined constant PHP_BINARY_READ - assumed 'PHP_BINARY_READ' in E:\phpworkspace\PHP\string.php on line 2
PHP_BINARY_READ

3、PHP_BINDIR：

<?php
  echo PHP_BINDIR;
?>

C:\php

4、PHP_CONFIG_FILE_PATH：

<?php
  echo PHP_CONFIG_FILE_PATH;
?>

C:\php

5、PHP_CONFIG_FILE_SCAN_DIR：

<?php
  echo PHP_CONFIG_FILE_SCAN_DIR;
?>

6、PHP_DATADIR

<?php
  echo PHP_DATADIR;
?>

C:\php

7、PHP_DEBUG

<?php
  echo PHP_DEBUG;
?>

0

8、PHP_EOL

<?php
  echo PHP_EOL;
?>