?? replacement.java
字號:
package com.ideas.parser;
import java.util.regex.*;
public class Replacement {
public static void main(String[] args) throws Exception {
// Create a pattern to match cat
Pattern p = Pattern.compile("cat");
// Create a matcher with an input string
Matcher m = p.matcher("one cat," +
" two cats in the yard");
StringBuffer sb = new StringBuffer();
boolean result = m.find();
// Loop through and create a new String
// with the replacements
while (result) {
m.appendReplacement(sb, "dog");
result = m.find();
}
// Add the last segment of input to
// the new String
m.appendTail(sb);
System.out.println(sb.toString());
}
}
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