cpdf_set_horiz_scaling

Sets horizontal scaling of text (PHP 3 >= 3.0.8, PHP 4, PHP 5 <= 5.0.4)
bool cpdf_set_horiz_scaling ( int pdf_document, float scale )

The cpdf_set_horiz_scaling() function sets the horizontal scaling to scale percent. 如果成功则返回 TRUE,失败则返回 FALSE