string format

Format a string with '{0}','{1}'...

Tento skript by neměl být instalován přímo. Jedná se o knihovnu, kterou by měly jiné skripty využívat pomocí meta příkazu // @require https://update.greasyfork.org/scripts/453846/1131145/string%20format.js

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name string format
// @namespace http://tampermonkey.net/
// @version 2.0.2
// @description Format a string with '{0}','{1}'...
// @license Apache License 2.0
// @author 捈荼
// ==/UserScript==

// commented by ChatGPT

(function () {
    "use strict";
 
    // Check if the String.prototype.format function is already defined
    if (String.prototype.format == undefined) {
        // Define a new function named string_format_V2_0_2
        let string_format_V2_0_2 = function () {
            // Get the arguments passed to the function
            let args = arguments;
            // Initialize a counter variable
            let cnt = 0;
            // Check if the string contains numbered placeholders ({0}, {1}, etc.)
            // If not, check if the string contains unnumbered placeholders ({})
            return this.match(/{(\d+)}/g) == null && this.match(/{}/g) != null ?
                // If the string contains unnumbered placeholders, replace them with the corresponding arguments
                this.replace(/{}/g, (match) => {
                    // If the corresponding argument is defined, return it; otherwise, return the placeholder
                    return typeof args[cnt] != 'undefined' ? args[cnt++] : match;
                }) :
                // If the string contains numbered placeholders, replace them with the corresponding arguments
                this.replace(/{(\d+)}/g, (match, number) => {
                    // If the argument at the specified index is defined, return it; otherwise, return the placeholder
                    return typeof args[number] != 'undefined' ? args[number] : match;
                });
        };
        // Add the new function as the String.prototype.format function
        String.prototype.format = string_format_V2_0_2;
    } else {
        // If the String.prototype.format function is already defined, check if it is the correct implementation
        if (String.prototype.format.name != 'string_format_V2_0_2') {
            // If the function is not the correct implementation, throw an error
            throw 'String.prototype.format defined.';
        }
    }
})();