IndexOf Method is by default case sensitive . But we can make it case insensitive if we use one of the overloads: IndexOf(String, StringComparison).
Read moreWhat is indexOf in JavaScript?
indexOf() The indexOf() method, given one argument: a substring to search for, searches the entire calling string, and returns the index of the first occurrence of the specified substring .18 Şub 2022
Read moreWhich modifiers are used for case insensitive search?
The RegExp i Modifier in JavaScript is used to perform case-insensitive matching in the string.
Read moreWhich modifiers are used for case insensitive search?
The RegExp i Modifier in JavaScript is used to perform case-insensitive matching in the string.
Read moreHow do you match a case 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:
Read moreHow do you match a case 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:
Read moreIs JavaScript search case-sensitive?
Case Insensitive Search Both String#includes() and String#indexOf() are case sensitive . … 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.16 May 2019
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