PHP5中文手册·Append an arc to the current path -- 追寻梦想＞编程乐园＞PHP 编程

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	PHP5中文手册 HaruOutline::setOpened HaruPage::beginText haru PHP Manual HaruPage::arc (PECL haru:0.0.1) HaruPage::arc — Append an arc to the current path 说明 bool HaruPage::arc ( float `$x` , float `$y` , float `$ray` , float `$ang1` , float `$ang2` ) Appends an arc to the current path. 参数 `x` Horizontal coordinate of the center. `y` Vertical coordinate of the center. `ray` The ray of the arc. `ang1` The angle of the beginning. `ang2` The angle of the end. Must be greater than `ang1` . 返回值 Returns `TRUE` on success. 错误／异常 Throws HaruException on error. HaruOutline::setOpened HaruPage::beginText haru PHP Manual