Answers for "check if string has substring"

3

if str contains jquery

if (str.indexOf("Yes") >= 0)
  
  //case insensitive version
  if (str.toLowerCase().indexOf("yes") >= 0)
Posted by: Guest on July-01-2020
5

check if string contains substring sql

Declare @mainString nvarchar(100)='Amit Kumar Yadav'  
---Check here @mainString contains Amit or not, if it contains then retrun greater than 0 then print Find otherwise Not Find  
if CHARINDEX('Amit',@mainString) > 0   
begin  
   select 'Find' As Result  
end  
else  
    select 'Not Find' As Result
Posted by: Guest on May-28-2020
1

check if string contains substring

Like this:

if (str.indexOf("Yes") >= 0)
...or you can use the tilde operator:

if (~str.indexOf("Yes"))
This works because indexOf() returns -1 if the string wasn't found at all.

Note that this is case-sensitive.
If you want a case-insensitive search, you can write

if (str.toLowerCase().indexOf("yes") >= 0)
Or:

if (/yes/i.test(str))
Posted by: Guest on March-04-2021
0

how to check if a string contains a character

public static boolean containsIgnoreCase(String str, char c) {
        str = str.toLowerCase();

        for (int i = 0; i < str.length(); i++) {
            if (str.charAt(i) == Character.toLowerCase(c)) {
                return true;
            }
        }
        
        return false;
    }
Posted by: Guest on April-14-2020

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