function-bind
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Package description
The function-bind npm package is a polyfill for Function.prototype.bind, which is a method in JavaScript used to create a new function that, when called, has its 'this' keyword set to the provided value. The bind method can also prepend a fixed set of arguments to the arguments passed to the bound function when it is called.
Binding a function to a context
This feature allows you to bind a function to a specific context, so that the 'this' keyword inside the function refers to the provided context object.
var bind = require('function-bind');
function greet() {
return 'Hello, ' + this.name;
}
var context = { name: 'Alice' };
var boundGreet = bind.call(greet, context);
console.log(boundGreet()); // 'Hello, Alice'Prepending arguments to the bound function
This feature allows you to create a new function by not only binding it to a context but also prepending arguments to it. When the new function is called, these arguments are passed in front of any other provided arguments.
var bind = require('function-bind');
function add(a, b) {
return a + b;
}
var addOne = bind.call(add, null, 1);
console.log(addOne(2)); // 3lodash.bind is a method from the Lodash library that provides similar functionality to function-bind. It allows you to bind functions to a context and optionally prepend arguments. Lodash offers a more extensive set of utility functions, whereas function-bind focuses solely on the bind functionality.
underscore.bind is a method from the Underscore.js library that also provides function binding capabilities. Like Lodash, Underscore.js is a utility library that includes a variety of other functions. Function-bind is a standalone package that implements only the bind functionality.
Changelog
v1.1.2 - 2023-10-12
#164f8b57cjscs 90eb2ed.gitignore 53fcdc3node v11.10, v10.15, v9.11, v8.15, v6.16, v4.9; use nvm install-latest-npm; run audit script in tests 1fe8f6eauto-changelog 1921fcb.apply f743e61503cb12290c5dbea360baeslint, @ljharb/eslint-config, tape cae5e9efunding field; create FUNDING.yml c9f4274f69aaa299a0cd9npmignore to autogenerate an npmignore file f03b524@ljharb/eslint‑config, eslint, tape 7af9300eslint, @ljharb/eslint-config, covert, tape 64a9127aud instead of npm audit e75069c@ljharb/eslint-config, aud, tape d03555csafe-publish-latest 9c8f809@ljharb/eslint-config, tape baf68934db1779npm run audit c8b38ec05cdf0fReadme
Implementation of function.prototype.bind
Old versions of phantomjs, Internet Explorer < 9, and node < 0.6 don't support Function.prototype.bind.
Function.prototype.bind = require("function-bind")
npm install function-bind
FAQs
Implementation of Function.prototype.bind
The npm package function-bind receives a total of 41,769,686 weekly downloads. As such, function-bind popularity was classified as popular.
We found that function-bind demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 2 open source maintainers collaborating on the project.
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