價格:免費
更新日期:2018-05-21
檔案大小:8.4M
目前版本:1.1
版本需求:Android 2.3 以上版本
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Email:https://docs.google.com/document/d/1acY1V_-Zj6E936ODzYblSNQz2yl18-PjkQ9VInNxsP0/edit?usp=sharing
A barcode (also bar code) is an optical, machine-readable, representation of data; the data usually describes something about the object that carries the barcode. Traditional barcodes systematically represent data by varying the widths and spacings of parallel lines, and may be referred to as linear or one-dimensional (1D). Later, two-dimensional (2D) variants were developed, using rectangles, dots, hexagons and other geometric patterns, called matrix codes or 2D barcodes, although they do not use bars as such. Initially, barcodes were only scanned by special optical scanners called barcode readers.