// Copyright (c) 2020 WSO2 Inc. (http://www.wso2.org) All Rights Reserved. // // WSO2 Inc. licenses this file to you under the Apache License, // Version 2.0 (the "License"); you may not use this file except // in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, // software distributed under the License is distributed on an // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY // KIND, either express or implied. See the License for the // specific language governing permissions and limitations // under the License. # Converts a string to a boolean. # Returns the boolean of which `s` is a string representation. # The accepted representations are `true`, `false` # (in any combination of lower- and upper-case), # and also `1` for true and `0` for `false`. # This is the inverse of `value:toString` applied to a `boolean`. # # + s - string representing a boolean valie # + return - boolean that `s` represents, or an error if there is no such boolean public isolated function fromString(string s) returns boolean|error = external;