Php/docs/enchant.installation
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安装
This extension is bundled with PHP as of PHP 5.3.0. Before this time, enchant was a PECL extension. Users of versions prior to 5.3.0 may use the » PECL extension.
Provided the required libraries are installed, users of PHP 5.3.0 or later may enable enchant by adding the --with-enchant[=dir] option when compiling PHP.