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# fdf_add_doc_javascript

(PHP 4 >= 4.3.0, PHP 5)

fdf_add_doc_javascript -- Adds javascript code to the FDF document

## 说明

bool fdf_add_doc_javascript ( resource fdf_document, string script_name, string script_code )

Adds a script to the FDF, which Acrobat then adds to the doc-level scripts of a document, once the FDF is imported into it.

## 参数

`fdf_document`

  The FDF document handle, returned by fdf_create(), fdf_open() or fdf_open_string().

`script_name`

  The script name.

`script_code`

  The script code. It is strongly suggested to use `\r` for linebreaks within the script code.

## 返回值

如果成功则返回 `TRUE`，失败则返回 `FALSE`。

## 范例

例 1. Adding JavaScript code to a FDF

`<?php $fdf = fdf_create(); fdf_add_doc_javascript($fdf, "PlusOne", "function PlusOne(x)\r{\r return x+1;\r}\r"); fdf_save($fdf); ?>`

will create a FDF like this:

    %FDF-1.2
    %âãÏÓ
    1 0 obj
    <<
    /FDF << /JavaScript << /Doc [ (PlusOne)(function PlusOne\(x\)\r{\r  return x+1;\r}\r)] >> >>
    >>
    endobj
    trailer
    <<
    /Root 1 0 R

    >>
    %%EOF

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