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(PECL ps >= 1.1.0)
ps_show2 — Output a text at current position
$psdoc
, string $text
, int $len
)
Output text at the current position. Do not print more than len characters.
psdoc Resource identifier of the postscript file as returned by ps_new() .
text The text to be output.
len The maximum number of characters to print.
成功时返回 TRUE , 或者在失败时返回 FALSE 。