How do I check if string contains substring?
58046
How to check whether a string contains a substring in JavaScript?
108395
How to use regex in String.contains() method in Java
135836
How to count of sub-string occurrences?
5640
How to check a string against null in java?
17824
How to detect the presence of URL in a string
43229
How to check if a string contains only digits in Java
478
How to determine if string contains specific substring within the first X characters
120682
How do I verify that a string only contains letters, numbers, underscores and dashes?
110451
How to check if a string is numeric?
34585
How to check if a String is numeric in Java
138639
Finding a substring in a NSString object
121612
Finding all numbers in a string
56072
How do I compare two string variables in an 'if' statement in Bash?
35441
How to tell if a string contains valid Python code
97240
How can I check if a string represents an int, without using try/except?
132364
How to compare strings in Bash
6282
How do I check if a string is a number (float)?