PHP generates two-dimensional code card

[PHP] Code /* * PHP generates two-dimensional code card * API Google * Google API QR code generation "QRCode can store up to 4,296 alphanumeric types of arbitrary text, you can view the QR code data format" * @param string $chl QR code contains information, which can be numeric, character, binary information, Chinese characters. Data types cannot be mixed, and data must be UTF-8 url-encoded. If you need to pass more than 2K bytes of information, use the Post method * @param int $widhtHeight size setting for two-dimensional code generation * @param string $EC _level Optional error correction level, QR code supports four levels of error correction, used to recover lost, misread, blurred, data. * L-Default: Can identify lost 7% of the data * M-can identify data that has lost 15% * Q can identify data that has lost 25% * H can identify data that has lost 30% * @param int $margin The distance from the picture border generated by the two-dimensional code * Two-dimensional Code card format---vcard * Format reference is as follows: Begin:vcard version:3.0 FN: User Name TEL; CELL; voice:15201280000 TEL; work; voice:010-62100000 TEL; work; fax:010-62100001 EMAIL; Pref;internet:lzw#lzw.me Url:http://lzw.me OrG: Chi-Wen Studio ROLE: Product Division Title:cto ADR; work; POSTAL: No. 35th North Four Ring road, Chaoyang District, Beijing 100101 rev:2012-12-27t08:30:02z End:vcard If you want to customize the format in more detail, you need to know the format standard of the vcard in detail. */ $vcard = Array ( ' VName ' = ' user name ', ' Vtel ' = ' 13700000000 ', ' Vemail ' = ' playby@163.com ', ' Vaddress ' and ' Chaoyang District, Beijing ', ); Generateqrfromgoogle ($vcard); function Generateqrfromgoogle ($vcard, $widhtHeight = ' Max ', $EC _level= ' L ', $margin = ' 0 ') { if ($vcard) { $chl = "begin:vcard\nversion:3.0". vcard Header information "\NFN: '". $vcard [' VName ']. "\ntel:". $vcard [' Vtel ']. "\nemail:". $vcard [' Vemail ']. "\nadr:". $vcard [' vaddress ']. "\nend:vcard"; vcard Tail Information Echo '; } } ?> Copy Code

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