How to check if a list contains a string in javascript?
187
How do I check if an array includes a value in JavaScript?
137138
How to check if an array element exists?
121066
How to check if list item already exist when adding it with
64739
Checking for sublist in list
142683
Compare objects in LinkedList.contains()
128669
How to check whether multiple values exist within an Javascript array
117424
Simple way to find if two different lists contain exactly the same elements?
99777
Bug in List.contains for Id data type?
70566
How do I check if an object has a key in JavaScript?
88394
Check if one list contains element from the other
26533
Python - Check If Word Is In A String
106258
What is the reason that an empty string evaluates to false in Javascript
86808
How to determine if a string is a valid variable name?
13275
Make Javascript do List Comprehension
67428
How do I determine whether an array contains a particular value in Java?
35441
How to tell if a string contains valid Python code
21337
Determining whether a string has a substring (word)