---
name: "std::length_error"
section: "3cxx"
platform: "linux"
package: "libstdc++-12-doc"
version: "12.4.0-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/std::length_error/3cxx"
---

# std::length\_error(3cxx)

## NAME

std::length\_error

## SYNOPSIS

`#include <stdexcept>`

Inherits **std::logic\_error**.

### Public Member Functions

**length\_error** (const char \*) \_GLIBCXX\_TXN\_SAFE\
 **length\_error** (const **length\_error** &)=**default**\
 **length\_error** (const **string** &\_\_arg) \_GLIBCXX\_TXN\_SAFE\
 **length\_error** (**length\_error** &&)=**default**\
 **length\_error** & **operator=** (const **length\_error** &)=**default**\
 **length\_error** & **operator=** (**length\_error** &&)=**default**\
 **virtual** const char \* **what** () const noexcept\

## Detailed Description

Thrown when an object is constructed that would exceed its maximum permitted size (e.g., a basic\_string instance). \

## Member Function Documentation

### virtual const char \* std::logic\_error::what () const` [virtual]`, ` [noexcept]`, ` [inherited]`

Returns a C-style character string describing the general cause of the current error (the same string passed to the ctor). \

Reimplemented from **std::exception**.

Reimplemented in **std::future\_error**.

## Author

Generated automatically by Doxygen for libstdc++ from the source code.