Method indexIn

app/src/main/java/razerdp/demo/utils/ToolUtil.java:47–50

(Collection<?> target, int index)

    }

    public static boolean indexIn(Collection<?> target, int index) {
        if (target == null || isEmpty(target)) return false;
        return index >= 0 && index < target.size();
    }

    /**
     * 复制到剪切板