How do you make a Java program not case sensitive?

How do I make my string not case-sensitive?

Use String. equalsIgnoreCase() . String. equalsIgnoreCase is the most practical choice for naive case-insensitive string comparison.

How do I make Indexof not case-sensitive?

Unfortunately, you can’t. The Index field has no way to tell it to ignore case differences. All you can do is to go through all the XE fields in the document, choosing one capitalization for each repeated entry.

Is == case sensitive in PHP?

7 Answers. Yes, == is case sensitive.

How do I check if a case is insensitive in regex?

If you want only part of the regex to be case insensitive (as my original answer presumed), then you have two options:

  1. Use the (?i) and [optionally] (?-i) mode modifiers: (?i)G[a-b](?-i).*
  2. Put all the variations (i.e. lowercase and uppercase) in the regex – useful if mode modifiers are not supported: [gG][a-bA-B].*

How do I make MongoDB not case sensitive?

You can use the string operator “$strcasecmp” to make a case-insensitive comparison between strings. It’s more recommended and easier than using regex.

Does indexOf ignore case?

The indexOf() method returns the index number where the target string is first found or -1 if the target is not found. Like equals(), the indexOf() method is case-sensitive, so uppercase and lowercase chars are considered to be different.

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How do you make a case insensitive?

Both String#includes() and String#indexOf() are case sensitive. Neither function supports regular expressions. To do case insensitive search, you can use regular expressions and the String#match() function, or you can convert both the string and substring to lower case using the String#toLowerCase() function.

Which language is not case-sensitive?

Case insensitivity describes a programming languages ability to ignore the difference between upper and lower case versions of a letter. Some examples of these programming languages include Ada, Fortran, SQL, and Pascal.

Is HTML case-sensitive?

Generally, HTML is case-insensitive, but there are a few exceptions. Entity names (the things that follow ampersands) are case-senstive, but many browsers will accept many of them entirely in uppercase or entirely in lowercase; a few must be cased in particular ways.

Is equal method in Java?

Java String equals() Method

The equals() method compares two strings, and returns true if the strings are equal, and false if not. Tip: Use the compareTo() method to compare two strings lexicographically.

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