ps_set_parameter

(PECL ps >= 1.1.0)

ps_set_parameter — Sets certain parameters

ps_set_parameter ( resource $psdoc , string $name , string $value ) : bool

Sets several parameters which are used by many functions. Parameters are by definition string values.

psdoc: Resource identifier of the postscript file as returned by ps_new().
name: For a list of possible names see ps_get_parameter().
value: The value of the parameter.

成功时返回 TRUE，或者在失败时返回 FALSE。