CodePudding user response:
Problem complement, I use QReport BCB6 own reportExperts are not?
CodePudding user response:
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Through previous posts, player to play the holiday
CodePudding user response:
May be associated and printers, barcode must ensure that have higher lateral resolution, and bar code width also have relations at the same time, if the printer resolution enough you try to change the bar code width, on the other hand, if is a 39 to add additional characters as controlCodePudding user response:
Use code 128, the Internet has turned code128 barcode function, http://wenku.baidu.com/view/a3e82809bb68a98271fefa1d.htmlCodePudding user response:
With frThere is a bar code controls
CodePudding user response:
Use FASTREPORT, barcode control collection types in comprehensive, basic can scan barcode gun,CodePudding user response:
Zxing barcode, a lot of people may have heard,..,
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CodePudding user response:
If a 39 in front of the string to a prefix, seems to be a @ and so on