Contains(String) Returns true if and only if this string contains the specified sequence of char values. Contains(ICharSequence) Returns true if and only if this string contains the specified sequence of char values. C# [Android.Runtime.Register("contains","(Ljava/lang/CharSequence;)Z","")...
StringmyStr="Hello";System.out.println(myStr.contains("Hel"));// trueSystem.out.println(myStr.contains("e"));// trueSystem.out.println(myStr.contains("Hi"));// false Try it Yourself » Definition and Usage Thecontains()method checks whether a string contains a sequence of characters...
publicclassContainsExample{publicstaticvoidmain(String[]args){Stringstr="Hello, welcome to the world of Java!";// 检查 "Java" 是否在字符串中booleanresult=str.contains("Java");System.out.println("Does the string contain 'Java'? "+result);// 检查 "Python" 是否在字符串中result=str.contains(...
Return Value Type:boolean Example: Java String contains() Method public class Example { public static void main(String[] args) { String str1 = "Java Exercises and SQL Exercises"; String str2 = "and"; System.out.println(); System.out.println("Original String: " + str1); System.out.pr...
public static void main(String[] args) { String str1 = "tutorials point", str2 = "http://"; CharSequence cs1 = "int"; // string contains the specified sequence of char values boolean retval = str1.contains(cs1); System.out.println("Method returns : " + retval); ...
String str1 ="Java String contains()";// check if str1 contains "Java" booleanresult = str1.contains("Java"); System.out.println(result); } }// Output: true Syntax of contains() The syntax of the Stringcontains()method is:
public static void main(String[] args) { String str1 = "tutorials point", str2 = "http://"; CharSequence cs1 = "int"; // string contains the specified sequence of char values boolean retval = str1.contains(cs1); System.out.println("Method returns : " + retval); ...
40%30%20%10%字符串包含判断方法的使用比例contains()indexOf()matches()正则表达式 以上是一个使用Mermaid语法绘制的饼状图,表示了字符串包含判断方法的使用比例。根据图中数据,可以看出contains()方法是最常用的方法。 参考文献: [Java String contains() method]( ...
public static void main(String[] args) { String str1 = "tutorials point", str2 = "http://";CharSequence cs1 = "int";// string contains the specified sequence of char values boolean retval = str1.contains(cs1);System.out.println("Method returns : " + retval);// string does not ...
public static void main(String[] args) { String str1 = "tutorials point", str2 = "http://"; CharSequence cs1 = "int"; // string contains the specified sequence of char values boolean retval = str1.contains(cs1); System.out.println("Method returns : " + retval); ...