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我写了一个函数来在String. 但indexOf找不到它并返回-1。这是我的功能:

public static String getflagCheck(String content) {

    List<String> supplierNames = Arrays.asList("//");
    String remark = "x";

    boolean flagValid = false;
    for (int i = 0; i < supplierNames.size(); i++) {
        int index =  content.indexOf(supplierNames.get(i));
        int indexTestPoint = content.indexOf(" ");
        System.out.println(index);
        System.out.print(indexTestPoint + "\n\n");
        if(index > -1) {
                flagValid = true;
                if(indexTestPoint < index) {
                    flagValid = false;
                }
            break;
        } 
    }
    if(flagValid) {
        remark = "x";
    } else {
        remark = "needcheck";
    }
    return remark;
}
4

1 回答 1

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你的“空间”在

int indexTestPoint = content.indexOf(" ");

不是空格字符,而是制表符。用空格替换它。

于 2020-02-25T02:22:27.930 回答