An Introduction to ZPL - Labelary
https://labelary.com/zpl.html
WebAn Introduction to ZPL. ZPL is a print language used by many label printers. A print language is a set of commands that can be used to draw elements like text, shapes, barcodes and images, combine these elements, and finally print them. Imagine that you want to print a label containing a product name, a barcode for a SKU number, and a box ...
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