Strip Prefix

:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Returns the string with the given prefix removed, or the string itself if it doesn't start with the prefix

namespace HH\Lib\Str;

function strip_prefix(
  string $string,
  string $prefix,
): string;

Guide

• String

Parameters

• string $string
• string $prefix

Returns

• string