简单的验证码生成策略
一个简略的验证码生成策略:
public static String code(String tele){
String []zero={"000000","00000","0000","000","00","0",""};
int hash = tele.hashCode();
int number= 2002340;
long result = hash ^ number;
long time = System.currentTimeMillis();
result = time ^ result;
long code = result % 1000000;
code= code<0? -code:code;
int len =((code + "").length());
return zero[len]+code;
}
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