String contains - ignore case
12419
How to check if a String contains another String in a case insensitive manner in Java?
125972
Matching for case insensitive exact phrase with spaces
10662
Case-insensitive search
55344
Case insensitive string compare in LINQ-to-SQL
43451
Case after 'except'?
32239
contains method of String is not working properly
134928
Check if string contains only digits
47715
How to check if the URL contains a given string?
478
How to determine if string contains specific substring within the first X characters
150230
Is there a C# case insensitive equals operator?
39384
How to match case insensitive patterns with ls?
39947
Checking if a string contains an integer
14800
How do I check if a string contains a specific word?
46987
Does Python have a string 'contains' substring method?
41132
String contains any items in an array (case insensitive)
2125
Case-insensitive string comparison in C++
133549
How can I test if a letter in a string is uppercase or lowercase using JavaScript?