java字符串通配符替换

在Java中，可以使用replaceAll方法进行字符串的通配符替换。该方法的第一个参数可以是正则表达式或字符，用于指定要替换的内容，第二个参数是要替换成的内容。replaceAll方法会将源字符串中所有匹配的内容都替换成指定的内容。例如，可以使用replaceAll("\\d", "*")将一个字符串中的所有数字字符都替换成星号。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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