e076. replacing substrings in a string.txt

这里面包含了一百多个JAVA源文件

See also e429 Quintessential Regular Expression Search and Replace Program. 
    static String replace(String str, String pattern, String replace) {
        int s = 0;
        int e = 0;
        StringBuffer result = new StringBuffer();
    
        while ((e = str.indexOf(pattern, s)) >= 0) {
            result.append(str.substring(s, e));
            result.append(replace);
            s = e+pattern.length();
        }
        result.append(str.substring(s));
        return result.toString();
    }