PS
PHP Manual

预定义常量

下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

The following two tables lists all constants defined by the ps extension.

Contants for line caps
Name Meaning
ps_LINECAP_BUTT  
ps_LINECAP_ROUND  
ps_LINECAP_SQUARED  
Contants for line joins
Name Meaning
ps_LINEJOIN_MITER  
ps_LINEJOIN_ROUND  
ps_LINEJOIN_BEVEL  


PS
PHP Manual