( !'which npm' )以下代码的含义是什么?
( !'which npm' )
if ( !'which npm' ) { die( 'You need to install NPM!' . PHP_EOL ); }
以下是GITHUB完整文件的链接:WPBP/generator/bin/wpbp-generator
php which npm
npm ×1
php ×1
which ×1