org.dromara.hutool.core.text

Class StrRepeater

java.lang.Object

org.dromara.hutool.core.text.StrRepeater

public class StrRepeater
extends Object

字符串或字符重复器
用于将给定字符串或字符赋值count次，然后拼接

Since:

6.0.0

Author:

looly

Constructor Summary

Constructors

Constructor and Description
StrRepeater(int countOrLength) 构造

Method Summary

Modifier and Type	Method and Description
static StrRepeater	of(int countOrLength) 创建StrRepeater
String	repeat(char c) 重复某个字符 repeat('e', 0) = "" repeat('e', 3) = "eee" repeat('e', -2) = ""
String	repeat(CharSequence str) 重复某个字符串
String	repeatAndJoin(CharSequence str, CharSequence delimiter) 重复某个字符串并通过分界符连接 repeatAndJoin("?"
String	repeatByLength(CharSequence str) 重复某个字符串到指定长度 如果指定长度非指定字符串的整数倍，截断到固定长度 如果指定长度小于字符串本身的长度，截断之

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

StrRepeater

public StrRepeater(int countOrLength)

构造

Parameters:

countOrLength - 重复次数或固定长度

Method Detail

of

public static StrRepeater of(int countOrLength)

创建StrRepeater

Parameters:

countOrLength - 重复次数或固定长度

Returns:

StrRepeater

repeat

public String repeat(char c)

重复某个字符

 repeat('e', 0)  = ""
 repeat('e', 3)  = "eee"
 repeat('e', -2) = ""
 

Parameters:

c - 被重复的字符

Returns:

重复字符字符串

repeat

public String repeat(CharSequence str)

重复某个字符串

Parameters:

str - 被重复的字符

Returns:

重复字符字符串

repeatByLength

public String repeatByLength(CharSequence str)

重复某个字符串到指定长度

• 如果指定长度非指定字符串的整数倍，截断到固定长度
• 如果指定长度小于字符串本身的长度，截断之

Parameters:

str - 被重复的字符

Returns:

重复字符字符串

Since:

4.3.2

repeatAndJoin

public String repeatAndJoin(CharSequence str,
                            CharSequence delimiter)

重复某个字符串并通过分界符连接

 repeatAndJoin("?", 5, ",")   = "?,?,?,?,?"
 repeatAndJoin("?", 0, ",")   = ""
 repeatAndJoin("?", 5, null) = "?????"
 

Parameters:

str - 被重复的字符串

delimiter - 分界符

Returns:

连接后的字符串

Since:

4.0.1