方法一: public static int indexOf (字符串/字符,int从第几位开始,int共查几位) string tests = "1absjjkcbfka2rsbcfak2bfka1"; //测试字符串 int i = tests.IndexOf("2b",5,tests.Length-5); //查找从第五字符向后查找“2b” textBox2.Text = i.ToString(); int i = tests.IndexO
/** * @创建日期 2013-07-15 * @创建时间 14:25:59 * @版本号 V 1.0 */ public class CosTest { public static void main(String[] args) { String sql = "select * from teacher where id = ? and name = ?"; System.out.println(replaceString(sql
下面的例子是在文件的指定位置增加指定字符串的例子 修改配置文件: def add_str(pre_str): lines = [] flag = True f = open("z.txt") for line in f: lines.append(line) if line.strip("\n ") == "</se.diabol.jenkins.pipeline.DeliveryPipelineView>" and flag: li