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如何生成随机字符?Android随机生成字符
随机数是这样的::
public static int random() {
Random generator = new Random();
int x = generator.nextInt(10000);
return x;
}
我需要绘制类似:zCs3v3b1b6只是随机字符
如何生成随机字符?Android随机生成字符
随机数是这样的::
public static int random() {
Random generator = new Random();
int x = generator.nextInt(10000);
return x;
}
我需要绘制类似:zCs3v3b1b6只是随机字符
public static char random() {
Random generator = new Random();
char x = (char)(generator.nextInt(96) + 32);
return x;
}
这将产生一个随机的字符。
public static void main(String[] args) {
StringBuilder builder = new StringBuilder();
for (int i = 0; i < 8; i++)
builder.append(random());
System.out.println(builder.toString());
}
这将产生8个随机字符
字符串见下面链接:http://www.asciitable.com/
public static char randomSeriesForThreeCharacter() {
Random r = new Random();
char random_3_Char = (char) (48 + r.nextInt(47));
return random_3_Char;
}
第一个例子:类型不匹配:不能从int转换成char – Defuzer
@ user1236390对不起。我用一个类型转换更新了我的代码 –