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PHP 函数extension_loaded();，extensionloaded

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Jun 13, 2016 am 09:18 AM

php

PHP 函数extension_loaded();，extensionloaded

extension_loaded — 检查一个扩展是否已经加载

例如：

<?php
if (!extension_loaded('gd')) {
    if (!dl('gd.so')) {
        exit;
    }
}
?>

是否加载 gd 库扩展

Win7->cmd->php -m
[PHP Modules]
bcmath
bz2
calendar
com_dotnet
ctype
curl
date
dom
filter
ftp
gd
hash
iconv
json
libxml
mbstring
mcrypt
mysql
mysqli
odbc
pcre
PDO
pdo_mysql
PDO_ODBC
pdo_sqlite
Reflection
session
SimpleXML
sockets
SPL
SQLite
standard
tokenizer
wddx
xml
xmlreader
xmlwriter
Zend Optimizer
zip
zlib

[Zend Modules]
Zend Extension Manager
Zend Optimizer

D:\Php\phpStudy\php52>

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