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[#B45AD34AB5893E6E31E7BB6F32B88CFE1378BAE5]

= Function decode_view::starts_with

pass:v,q[Checks if the string begins with the given prefix]


== Synopsis

Declared in header `</boost/url/decode_view.hpp#L391[boost/url/decode_view.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
bool
starts_with(char ch) const noexcept;
----

== Description


=== Example
[,cpp]
----
assert( decode_view( "Program%20Files" ).starts_with('P') );
----

=== Complexity
pass:v,q[Constant.]

=== Exception Safety
pass:v,q[Throws nothing.]



== Return Value

* `bool` 


== Parameters

|===
| Name | Type 

| *ch*
| `char`

|===