Update

bool
CCurrency::Update(
 string currency, 
 array arFields
);

The method Update replaces parameters of the currency with those specified in the arFields array.

Parameter	Description
currency	The identifier of the currency whose parameters are to be modified.
arFields	Array of the currency new parameters. Value $arFields["CURRENCY"] must be the same as the identifier of the modified currency.

Identifier of the currency whose parameters have been modified on success, or false otherwise.