replacedemo.java

JAVA编程思想源代码 值得一下 很难找的

package chapter8;

public class ReplaceDemo {

	public static void main(String[] args) {
		String sql = "select x from x where id=x";
		System.out.println("before is:"+sql);
		String r1 = sql.replace("x", "table");
		System.out.println("replace:" + r1);
		String r2 = sql.replaceFirst("x", "table");
		System.out.println("replaceFirst:" + r2);
		String r3 = sql.replaceAll("x", "table");
		System.out.println("replaceAll:" + r3);

	}

}