How do I check if a string contains text?

How do I check if a string contains text?

You can use contains(), indexOf() and lastIndexOf() method to check if one String contains another String in Java or not. If a String contains another String then it’s known as a substring. The indexOf() method accepts a String and returns the starting position of the string if it exists, otherwise, it will return -1.

How do you check if a string contains a certain word in C?

Check if String Contains Substring in C

1. Use the strstr Function to Check if a String Contains a Substring in C.
2. Use the strcasestr Function to Check if a String Contains a Substring.
3. Use the strncpy Function to Copy a Substring.

How do you check if a string contains a pattern in Java?

Core Java

1. String. contains()
2. String.indexOf() The .
3. String. lastIndexOf()
4. Pattern with Regex and Matcher. The Pattern class is essentially a compiled representation of a regular expression.
5. StringUtils. contains()
6. StringUtils.indexOf()
7. StringUtils.indexOfAny()
8. StringUtils.indexOfAnyBut()

How do you check if a particular character is present in a string Java?

You can use string. indexOf(‘a’) . If the char a is present in string : it returns the the index of the first occurrence of the character in the character sequence represented by this object, or -1 if the character does not occur.

How to check if a string contains any of the words in?

Using Java Regex, how to check if a string contains any of the words in a set ? I want to check if a sentence contains any of the above listed words, and If it does , I want to find which word matched. How can I accomplish this in Regex ? I am currently calling String.indexOf () for each of my set of words.

How to check if a cell contains specific text?

To check if a cell contains specific text, you can use the SEARCH function together with the ISNUMBER function. In the generic version, substring is the specific text you are looking for, and text represents text in the cell you are testing. In the example shown, the formula in D5 is: = ISNUMBER(SEARCH(C5, B5))

Can a string match any part of a word?

Can be modified to match whole words only, can be made case insensitive, and isn’t affected by punctuation. Matches any part of any word; matching whole words would be rather difficult without a complex condition statement.

How to find the substring of a cell in Excel?

In the generic version, substring is the specific text you are looking for, and text represents text in the cell you are testing. In the example shown, the formula in D5 is: =ISNUMBER(SEARCH(C5,B5)) This formula returns TRUE if the substring is found, and FALSE if not.