Java StringBuilder substring()方法及示例在StringBuilder类中,根据传递给它的参数,有两种类型的substring方法。substring(int start)StringBuilder类 的substring(int start) 方法是一个内置的方法,用于返回一个从索引开始并延伸到该序列结束的子串。该方法返回的字符串包含从索引开始到旧序列结束的所有字符。
50. 参考文献地址:https://hollischuang.github.io/toBeTopJavaer/#/basics/java-basic/substrin
2. Substring Examples 2.1. Using beginIndex and endIndex 2.2. Using only beginIndex 3. IndexOutOfBoundsException 4. Conclusion Lokesh Gupta A fun-loving family man, passionate about computers and problem-solving, with over 15 years of experience in Java and related technologies. An avid Sci-Fi...
publicclassSubstringExample1{ publicstaticvoidmain(Stringargs[]){ Stringstr="javainsimpleway"; System.out.println(str.substring(6)); } } Output simpleway We can see that thesubstringreturned, has characters fromspecified starting pointto theend of original string. public String substring(int startIn...
The String class in Java is one of the most important classes in Java. After reading this article you will be able to use the ‘substring()` method of the String class. I have given two examples with the pictorial explanation to make this concept easy to understand. Introduction let us ...
StringBuilder substring() method in Java with examples 在StringBuilder 类中,根据传递给它的参数,有两种类型的子字符串方法。 子字符串(int start) StringBuilder 类的 substring(int start) 方法是用于返回从索引 start 开始并延伸到该序列末尾的子字符串的内置方法。此方法返回的字符串包含从索引开始到旧序列结束...
* Examples: * <blockquote> * "hamburger".substring(4, 8) returns "urge" * "smiles".substring(1, 5) returns "mile" * </blockquote> * *@parambeginIndex the beginning index, inclusive. *@paramendIndex the ending index, exclusive. *@returnthe specified...
String substr2 = s1.substring(5,10);// Starts from 5 and goes to 10System.out.println(substr2); String substr3 = s1.substring(5,15);// Returns Exception} } Javatpoint point Exception in thread "main" java.lang.StringIndexOutOfBoundsException:begin 5, end 15, length 10...
Java中的substring()方法 substring()方法用于从实际字符串中提取某些部分,并且实际字符串保持不变。该方法返回一个新字符串。我们可以说这是一个子集一个字符串的。 subString()方法有两种变体: 子字符串(int 起始索引):它返回字符串的子集(一个新字符串),并且从给定的开始起始索引到字符串的末尾。
Java Stringsubstring()Example Here is a simple program for the substring in java. packagecom.journaldev.util;publicclassStringSubstringExample{publicstaticvoidmain(String[]args){Stringstr="www.journaldev.com";System.out.println("Last 4 char String: "+str.substring(str.length()-4));System.out.pr...