Python find str in string
View Discussion Show Improve Article Save Article View Discussion Improve Article Save Article Python String find() method returns the lowest index or first occurrence of the substring if it is found in a given string. If it is not found, then it returns -1.
Python String find() method ExamplePython3
Output: 6 Note:
Example 1: find() With No start and end ArgumentPython3
Output: Substring 'geeks' found at index: 0 Substring 'for ' found at index: 6 Doesn't contains given substring Example 2: find() With start and end ArgumentsIn this example, we have specified start and end arguments of Python String find() method. So that the given substring is searched in the mentioned portion of the original string. Python3
Output: 10 -1 -1 6 Explanation:
How do I find a specific text in a string python?String find() in Python
The find(query) method is built-in to standard python. Just call the method on the string object to search for a string, like so: obj. find(“search”). The find() method searches for a query string and returns the character position if found.
What is find () in Python?The find() method finds the first occurrence of the specified value. The find() method returns -1 if the value is not found. The find() method is almost the same as the index() method, the only difference is that the index() method raises an exception if the value is not found. ( See example below)
How do I check if a string contains in Python?To check if a string contains a substring in Python using the in operator, we simply invoke it on the superstring: fullstring = "StackAbuse" substring = "tack" if substring in fullstring: print("Found!") else: print("Not found!")
How do you find a substring in a string?Simple Approach:
The idea is to run a loop from start to end and for every index in the given string check whether the sub-string can be formed from that index. This can be done by running a nested loop traversing the given string and in that loop running another loop checking for sub-string from every index.
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