bsl::basic_string::replace

Replace a substring of this string.

Synopsis

Declared in <bslstl_string.h>

template<class STRING_VIEW_LIKE_TYPE>
basic_string&
replace(
    size_type outPosition,
    size_type outNumChars,
    STRING_VIEW_LIKE_TYPE const& replacement,
    size_type position,
    size_type numChars = npos);

Description

Replace the specified outNumChars characters starting at the specified outPosition in this string (or the suffix of this string starting at outPosition if outPosition + outNumChars > length()) with the optionally specified numChars characters starting at the specified position in the specified replacement (or the suffix of replacement starting at position if `position + numChars > replacement.length()). If numChars is not specified, npos` is used. Return a reference providing modifiable access to this string. Throw out_of_range if outPosition > length() or `position > replacement.length()`.

Return Value

reference providing modifiable access to this string

Parameters

NameDescription
numCharsnumber of characters
outPositionindex at which replacement begins
outNumCharsnumber of characters to replace
replacementreplacement character sequence
positionstarting index