java正则表达式不包含字符串

匹配不包含 .length 的字符串

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public class Test {    public static void main(String[] args) {        String[] strs = {        "qisa.net",         "length>0",                         "a.length > 0",                         "a.abc>0",                         "bbb.length>0",                         "",                         " (metadata.length > 0);",                        "(metadata.ssss > 0"                };        String regex = "(?:(?!\\.length).)*\\s*>\\s*0";        for(String str : strs) {            System.out.println(str.matches(regex) + "\t" + str);        }    }}

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