(PHP 4, PHP 5 <= 5.0.5)
cpdf_set_leading — Sets distance between text lines
Sets the distance between text lines. This will be used if text is output by cpdf_continue_text().
The document handle, returned by cpdf_open().
The distance between text lines, as a float
Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.