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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PECL ps >= 1.1.0)
ps_setdash — Sets appearance of a dashed line
$psdoc
, float $on
, float $off
)Sets the length of the black and white portions of a dashed line.
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.
成功时返回 TRUE
, 或者在失败时返回 FALSE
。