[#bsl-basic_string-0faf-find-0bd]
= xref:bsl.adoc[bsl]::xref:bsl/basic_string-0faf.adoc[basic_string]::find
:relfileprefix: ../../
:mrdocs:

Find the first occurrence of a sequence in this string.

== Synopsis

Declared in `<bslstl_string.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:bsl/basic_string-0faf/size_type.adoc[size_type]
find(
    xref:bsl/basic_string-0faf.adoc[basic_string] const& substring,
    xref:bsl/basic_string-0faf/size_type.adoc[size_type] position = 0) const noexcept;
----

== Description

Return the starting position of the _first_ occurrence of the specified `substring`, if such a substring can be found in this string (on or _after_ the optionally specified `position` if such a `position` is specified) using `CHAR_TRAITS::eq` to compare characters, and return `npos` otherwise.

== Return Value

position of the match, or `npos` if not found

== Parameters

[cols="1,4"]
|===
| Name| Description
| *substring*
| substring to search for
| *position*
| starting index
|===


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