C 生成條形碼的類

using system.collections;

using system.text.regularexpressions;
namespace dotnet.utilities
}catch 
string result_html = ""; //html**
string color = ""; //顏色
foreach (char c in result_bin)
result_html += "
"; int len = ht['*'].tostring().length;
foreach (char c in s)
result_html += "
"; return "" + result_html + "
"; }
public static string getean13(string s, int width, int height)
$"))
$"))
else
}int sum_even = 0;//偶數字之和
int sum_odd = 0; //奇數字之和
for (int i = 0; i < 12; i++)
else
}int checkcode = (10 - (sum_even * 3 + sum_odd) % 10) % 10;//校驗碼
if (checkcode_input > 0 && checkcode_input != checkcode)
s += checkcode;//變成13位
// 000000000101左側42個01010右側35個校驗7個101000000000
// 6 101左側6位 01010右側5位校驗1位101000000000
string result_bin = "";//二進位制串
result_bin += "000000000101";
string type = ean13type(s[0]);
for (int i = 1; i < 7; i++)
result_bin += "01010";
for (int i = 7; i < 13; i++)
result_bin += "101000000000";
string result_html = ""; //html**
string color = ""; //顏色
int height_bottom = width * 5;
foreach (char c in result_bin)
result_html += "
"; result_html += "" + s[0] + "
"; result_html += "
"; result_html += "
"; result_html += "
"; for (int i = 1; i < 7; i++)
result_html += "
"; result_html += "
"; result_html += "
"; result_html += "
"; result_html += "
"; for (int i = 7; i < 13; i++)
result_html += "
"; result_html += "
"; result_html += "
"; result_html += "
"; result_html += "
"; return "" + result_html + "
"; }
private static string ean13(char c, char type)
}case 'b':
}case 'c':
}default: return "error!";}}
private static string ean13type(char c)}}
}//該**片段來自於:

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