Technical FAQ

The reason that you are getting ‘undefined’ is that the property/field doesn’t exist. To replace an undefined field with ‘N/A’, you can use the following expression:

{{ ifNull(data.email, ‘N/A’) }}

You may use a data URL and an expression to embed images inline.

In the Src property use the following expression:

data:image/jpeg;base64, {{ data.imagebase64Field }}

The following is the screenshot:

How to convert an image to base64 string?

(i) Integromat/Make – Use the string function base64 to convert an image to a base64 string.

(ii) Zapier – Use Javascript or Python code to convert an image to a base64 string

Each normal section can be a page – as long as you adjust its height to the page body height. First, click on a normal section to select the section. Next, in the upper toolbar click on the Set Section Height to Page Height button.

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A normal section in CraftMyPDF is designed to work with array-type data in JSON data.

To enable data-binding for a section, select a normal section and in the Data binding selection, check on Enabled and use an expression to bind the JSON array to the Data Source.

In a data-bound section, you can access the data row by using the following expression:

{{ row.[field] }}

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Select the header/footer section and set the height to zero(Please don’t set it to empty)

If Can Grow of a normal section is enabled, a normal section expands the section height automatically to fit its content. If unchecked, the height of the section is fixed.

To display available JSON data, you can use the following expression:

{{ JSON.stringify(data) }}

It displays the data in JSON

We currently do not provide PDF/file hosting. Once a PDF URL is expired, it will be purged.

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