#js-base-methods

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1.Introduction

This is a npm package that contains a number of commonly used JavaScript methods.

2.Usage

1.Installation

• Use the npm command to install：npm install --save js-base-methods
• Or copy the contents of the base_methods.js file in the root directory into the js file you created yourself.

2.import

• Import the methods you need using ES6：import {METHOD_NAME} from 'js-base-methods'

3.API

1.The getCookie method is used to get the value of the specified key in the cookie.

@param name {string}     // the key in cookie
@return {string}         // the value in cookie

2.The getUrlParam method is used to get the value of the specified parameter in the URL.

@param name {string}     // the parameter key in the URL
@return {string}         // the parameter value in the URL

3.The objIsEmpty method is used to determine if a js object is an empty object.

@param obj {object}      // the js object to be judged
@return {boolean}        // True is empty, false is not empty.

4.The formatTime method is used to format time.

@param time {string|number}       // timestamp in seconds
@param resType {string|number}    // The format of the returned string, which defaults to 1.
                                         // resType=1, the format is 2018-04-28
                                        // resType=2, the format is 2018-04-28 18:00:00
                                        // resType=3, the format is 18:00:00
@param connector {string}         // Year, month, day connector, default is '-'.
@return {string}                  // formatted time

5.The countDown method for countdown

@param callback {function}        // Callback function, which will be passed three string type parameters, respectively countdown hours, minutes, seconds.
@param endTime {string}           // countdown end time, such as: 2018/4/28 18:00:00
@param startTime {string}         // countdown start time, such as: 2018/5/1, the default is now.

6.The getMobileOperatingSystem method is used to get the current operating system type.

@return {string}         // operating system type, such as 'Windows Phone','Android','iOS' or 'unknow'