“正则表达式 应用实例”的版本间的差异
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Jihongchang（讨论 | 贡献） |
Jihongchang（讨论 | 贡献） |
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| 第258行： | 第258行： | ||
</syntaxhighlight><syntaxhighlight lang="console"> | </syntaxhighlight><syntaxhighlight lang="console"> | ||
不满足格式 | 不满足格式 | ||
| + | </syntaxhighlight> | ||
| + | |||
| + | |||
| + | === 示例：验证手机号，必须以13，14，15，18开头的11位数，比如 13588889999 === | ||
| + | |||
| + | ==== 不满足的示例： ==== | ||
| + | <syntaxhighlight lang="java"> | ||
| + | import java.util.regex.Matcher; | ||
| + | import java.util.regex.Pattern; | ||
| + | |||
| + | public class RegExp10 { | ||
| + | |||
| + | public static void main(String[] args) { | ||
| + | |||
| + | String content = "123990"; | ||
| + | |||
| + | String regStr = "^1[3|4|5|8]\\d{9}$"; | ||
| + | |||
| + | Pattern pattern = Pattern.compile(regStr); | ||
| + | |||
| + | Matcher matcher = pattern.matcher(content); | ||
| + | |||
| + | if (matcher.find()) { | ||
| + | |||
| + | System.out.println("满足格式"); | ||
| + | |||
| + | } else { | ||
| + | |||
| + | System.out.println("不满足格式"); | ||
| + | |||
| + | } | ||
| + | |||
| + | } | ||
| + | |||
| + | } | ||
| + | </syntaxhighlight><syntaxhighlight lang="console"> | ||
| + | 不满足格式 | ||
| + | </syntaxhighlight> | ||
| + | |||
| + | |||
| + | |||
| + | ==== 满足的示例： ==== | ||
| + | <syntaxhighlight lang="java"> | ||
| + | import java.util.regex.Matcher; | ||
| + | import java.util.regex.Pattern; | ||
| + | |||
| + | public class RegExp10 { | ||
| + | |||
| + | public static void main(String[] args) { | ||
| + | |||
| + | String content = "13588889999"; | ||
| + | |||
| + | String regStr = "^1[3|4|5|8]\\d{9}$"; | ||
| + | |||
| + | Pattern pattern = Pattern.compile(regStr); | ||
| + | |||
| + | Matcher matcher = pattern.matcher(content); | ||
| + | |||
| + | if (matcher.find()) { | ||
| + | |||
| + | System.out.println("满足格式"); | ||
| + | |||
| + | } else { | ||
| + | |||
| + | System.out.println("不满足格式"); | ||
| + | |||
| + | } | ||
| + | |||
| + | } | ||
| + | |||
| + | } | ||
| + | </syntaxhighlight><syntaxhighlight lang="console"> | ||
| + | 满足格式 | ||
</syntaxhighlight> | </syntaxhighlight> | ||
2022年11月19日 (六) 07:03的版本
https://www.bilibili.com/video/BV1Eq4y1E79W/?p=16
示例：验证是不是汉字
满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "韩顺平教育";
String regStr = "^[\u0391-\uffe5]+$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
满足格式
不满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "韩顺平a教育";
String regStr = "^[\u0391-\uffe5]+$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
不满足格式
示例：验证邮政编码（1-9开头的1个6位数，比如：123890）
不满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "韩顺平a教育";
String regStr = "^[1-9]\\d{5}$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
不满足格式
满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "123890";
String regStr = "^[1-9]\\d{5}$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
满足格式
示例：验证是不是QQ号，是1-9开头的1个（5位数-10位数）比如：12389，1345687
满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "123890";
String regStr = "^[1-9]\\d{4,9}$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
满足格式
不满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "123";
String regStr = "^[1-9]\\d{4,9}$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
不满足格式
不满足的格式：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "123a990";
String regStr = "^[1-9]\\d{4,9}$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
不满足格式
示例：验证手机号，必须以13，14，15，18开头的11位数，比如 13588889999
不满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "123990";
String regStr = "^1[3|4|5|8]\\d{9}$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
不满足格式
满足的示例：
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp10 {
public static void main(String[] args) {
String content = "13588889999";
String regStr = "^1[3|4|5|8]\\d{9}$";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
if (matcher.find()) {
System.out.println("满足格式");
} else {
System.out.println("不满足格式");
}
}
}
满足格式