PHP5中文手册·Sets appearance of a dashed line -- 追寻梦想＞编程乐园＞PHP 编程

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	PHP5中文手册 ps_setcolor ps_setflat PS PHP Manual ps_setdash (PECL ps:1.1.0-1.3.5) ps_setdash — Sets appearance of a dashed line 说明 bool ps_setdash ( resource `$psdoc` , float `$on` , float `$off` ) Sets the length of the black and white portions of a dashed line. 参数 `psdoc` Resource identifier of the postscript file as returned by ps_new(). `on` The length of the dash. `off` The length of the gap between dashes. 返回值如果成功则返回 `TRUE`，失败则返回 `FALSE`。参见 ps_setpolydash() ps_setcolor ps_setflat PS PHP Manual