In this article, I will show you how to fill PDF form by FDF by could API. Cloud API is cloud based software service which can help developers to finish software developing on the fly without buying software toolkit at high price. And the software I will is named as VeryPDF PDF Form Filler Cloud API by which you can fill PDF forms without knowing any positioning information, but only the name of the form field. This API supports flattening form fields to a pages content. Please check more information of this software on homepage, in the following part, let us check how to use this software.
Step 1. Register an account.
- Please go to to the registration page and register an account. When registration, please prepare an email address and user name. Please make sure the same email address when register VeryPDF Cloud API account and buy "Plan"online. VeryPDF Cloud API uses email address to identify unique account.
- When pay for it, the code will be sent to your email box. By the API code you got, all the Cloud API application of VeryPDF are available for you.
Step 2. Fill PDF form FDF
- When you use this function, first you need to export an FDF file from a fillable PDF file. By this software, it can help you read form values from a fillable PDF file and generate a FDF file to include all form names and form values. When using this software, please refer to the following URL.
- When fill PDF form by FDF, please refer to the following URL.
http://online.verypdf.com/api/?apikey=XXXXXXXXXXXXX&app=pdftoolbox2
&infile=http://online.verypdf.com/examples/cloud-api/fw9.pdf&outfile=out.fdf
&generate_fdf
In the above URL, please change the apikey to the real code you have got in your email box or else there will watermark on output PDF file. Please input the URL of the PDF form at the end of parameter infile=. Then copy the URL to the browser and press enter then you can check the output FDF file by and URL file.
http://online.verypdf.com/api/?apikey=XXXXXXXXXXXXX&app=pdftoolbox2
&infile=http://online.verypdf.com/examples/cloud-api/fw9_blank.pdf&outfile=out.pdf
&fill_form=http://online.verypdf.com/examples/cloud-api/fw9.fdf
Same with above URL, here you also need to change the apikey code or else there will be watermark on output. At the end of the URL, please add the URL of FDF with the parameter fill_form. Then you can fill another PDF form by the FDF file you have generated from another PDF form.
By this software, you do not need to buy any desktop software, simply use the URL then you can fill PDF form by FDF. During the using, if you have any question, please contact us as soon as possible.