Python String find() Method
Example
Where in the text is the word "welcome"?:
txt = "Hello, welcome to my world."
x = txt.find("welcome")
print(x)
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Definition and Usage
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)
Syntax
string.find(value, start, end)
Parameter Values
| Parameter | Description |
|---|---|
| value | Required. The value to search for |
| start | Optional. Where to start the search. Default is 0 |
| end | Optional. Where to end the search. Default is to the end of the string |
More Examples
Example
Where in the text is the first occurrence of the letter "e"?:
txt = "Hello, welcome to my world."
x = txt.find("e")
print(x)
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Example
Where in the text is the first occurrence of the letter "e" when you only search between position 5 and 10?:
txt = "Hello, welcome to my world."
x = txt.find("e",
5, 10)
print(x)
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Example
If the value is not found, the find() method returns -1, but the index() method will raise an exception:
txt = "Hello, welcome to my world."
print(txt.find("q"))
print(txt.index("q"))
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