1、下载pear.phar，没有权限在前面加上sudo

curl -O  http://pear.php.net/go-pear.phar

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2、安装pear

sudo php-ddetect_unicode=0go-pear.phar

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3、测试

pear version

红色为错误。黄色为错误提示。黑色为正确。

1.下载peal

curl -O http://pear.php.net/go-pear.phar

sudo php -d detect_unicode=0 go-pear.phar

出错：

301 Moved Permanently

Moved Permanently

划掉均为错误的。

执行：

下载：curl -O https://pear.php.net/go-pear.phar

% Total    % Received % Xferd  Average Speed   Time    Time     Time  Current

Dload  Upload   Total   Spent    Left  Speed

100 3523k  100 3523k    0     0   159k      0  0:00:22  0:00:22 --:--:--  246k

1.2安装：sudo php -d detect_unicode=0 go-pear.phar

Below is a suggested file layout for your new PEAR installation.  To

change individual locations, type the number in front of the

directory.  Type 'all' to change all of them or simply press Enter to

accept these locations.

选择All，按顺序输入以下12个路径

1. Installation base ($prefix)                   : /usr

2. Temporary directory for processing            : /tmp/pear/install

3. Temporary directory for downloads             : /tmp/pear/install

4. Binaries directory                            : /usr/bin

5. PHP code directory ($php_dir)                 : /usr/share/pear

6. Documentation directory                       : /usr/docs

7. Data directory                                : /usr/data

8. User-modifiable configuration files directory : /usr/cfg

9. Public Web Files directory                    : /usr/www

10. System manual pages directory                 : /usr/man

11. Tests directory                               : /usr/tests

12. Name of configuration file                    : /private/etc/pear.conf