Core java

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String’s equalsIgnoreCase method is similar to equals method but it ignores case. So if Strings have different cases, then also it will considered as equals. For example: [crayon-6a29a9d7d2bf4712212916/] str1.equalsIgnoreCase(str2) will return true. Method Signature: [crayon-6a29a9d7d2c00271468182/] String equalsIgnoreCase Example: [crayon-6a29a9d7d2c02909401850/] When you run above program, you will get below output: [crayon-6a29a9d7d2c03501487867/]

String’s equals method compares String with specified object. It checks if both have same character sequence. It is generally used to compare two Strings. Method Signature: [crayon-6a29a9d7d36f3300786448/] String equals Example: [crayon-6a29a9d7d36fa996407831/] When you run above program, you will get below output: [crayon-6a29a9d7d36fc919950460/]

String’s contentEquals method is used to compare String with StringBuffer. It returns boolean datatype. Method syntax: [crayon-6a29a9d7d3cc7308961605/] String contentEquals Example: [crayon-6a29a9d7d3ccc470063950/] When you run above program, you will get below output: [crayon-6a29a9d7d3ccd705563013/] Please note that contentEquals method is case sensitive as you can see in above example

String’s endWith method checks if String ends with specific suffix. It returns boolean datatype. Method syntax: [crayon-6a29a9d7d55de375085062/] String endsWith Example: [crayon-6a29a9d7d55e6711313551/] When you run above program, you will get below output: [crayon-6a29a9d7d55e7452005781/] Please note that endsWith method is case sensitive as you can see in above example

String’s startsWith method checks if String starts with specific prefix. It returns boolean datatype. Method Signature: [crayon-6a29a9d7d626e727121467/] String startsWith Example: [crayon-6a29a9d7d6279297817955/] When you run above program, you will get below output: [crayon-6a29a9d7d627b800419499/] Please note that startsWith method is case sensitive as you can see in above example

String’s charAt method returns char value present at specified index. String is nothing but Sequence of char values and it starts with index 0. Method Signature: [crayon-6a29a9d7d7aa4054700664/] String charAt Example: [crayon-6a29a9d7d7aac978258617/] When you run above program, you will get below output: [crayon-6a29a9d7d7aad690168577/]

String’s trim method is used to remove leading and trailing space. Sometimes, you get extra leading or trailing space and your program does not work as expected. It returns String object after removing leading and trailing spaces. String’s trim method does not remove middle spaces. String trim example: [crayon-6a29a9d7d8040820429632/] When you run above program, you […]

In this post, we will see how to check if two Strings are Anagrams in java. Anagrams mean if two Strings have the same characters but in a different order. For example: Angel and Angle are anagrams There are many ways to check if Strings are anagrams in java. Some of them are: Using String […]