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Function Details: startswith

Description

Returns True if string starts with the specified prefix, False otherwise.

Extended Description

startswith is a Python string method that checks if string begins with specified prefix, returning True or False. Works with endswith for comprehensive prefix/suffix validation. Accepts tuple of prefixes to check multiple options. Optional start and end parameters allow checking specific string portions. Partners with strip for clean comparisons and find for more detailed prefix handling. Essential for file extension checking, protocol validation, and text pattern matching. Common in input validation and string filtering workflows.

Read More about startswith from Python Documentation

Function Signature

Module: builtins

Class: str

Parameters

Parameter List

prefix: Union[str, Tuple[str]]
start: int
end: int

Return

Return Type

bool

Output

Explanation