String-去除-指定-字符-操作

    /** 
     * 字符串截取之StringBuilder.delete()
     */
    public static void main(String[] args) {
            
        StringBuilder str = new StringBuilder("0123456");
        System.out.println(str.length()); // 7
        System.out.println(str); // 0123456
        System.out.println(str.delete(1, 3));// 03456
        
    }
    

    /**TanJiYuan
     * subStrCut() 此接口用于剔除字符串中指定的字符。
     * @param str String目标字符串。目标字符串为任意目标字符串。
     * @param strArr String数组，数组内添加要去除的字符。Eg:String strArr [] = {"[","]","'","*","&",","};
     * @return
     */
    public static StringBuffer subStrCut(String str , String [] strArr){
        int x=0;
        String stra = "";
        String strs = "";
        StringBuffer stringBuffer = new StringBuffer();
        for(int i=0;i<strArr.length;i++){
            if(x==0){
                for(int j=0;j<str.length();j++){
                    if(strArr[i].charAt(0) != str.charAt(j)){
                        stra += str.charAt(j);
                    }
                    if(j==str.length()-1){
                        x++;
                    }
                }
            } else if(x%2 == 1){
                for(int j=0;j<stra.length();j++){
                    if(strArr[i].charAt(0) != stra.charAt(j)){
                        strs += stra.charAt(j);
                    }
                    if(j==stra.length()-1){
                        x++; stra = "";
                    }
                } 
            } else if(x%2 == 0){
                for(int j=0;j<strs.length();j++){
                    if(strArr[i].charAt(0) != strs.charAt(j)){
                        stra += strs.charAt(j);
                    }
                    if(j==strs.length()-1){
                        x++; strs = "";
                    }
                } 
            }
        }
        if(stra != ""){ 
            stringBuffer.append(stra); 
        } else { 
            stringBuffer.append(strs); 
        }
        return stringBuffer;
    }