(PECL ps >= 1.1.0)
ps_setflat — Sets flatness
$psdoc
$value
本函数还未编写文档,仅有参数列表。
psdoc
Resource identifier of the postscript file as returned by ps_new().
value
The value must be between 0.2 and 1.
成功时返回 true, 或者在失败时返回 false。
true
false