PHP Unconference Europe 2015

PDF_begin_layer

(PECL pdflib >= 2.0.0)

PDF_begin_layerStart layer

说明

bool PDF_begin_layer ( resource $pdfdoc , int $layer )

Starts a layer for subsequent output on the page. 成功时返回 TRUE, 或者在失败时返回 FALSE

This function requires PDF 1.5.

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