30秒学会 JavaScript 片段 – Check if array has only one match
Checks if an array has only one value matching the given function. Use Array.prototype.filter() in c...
Checks if an array has only one value matching the given function. Use Array.prototype.filter() in c...
JavaScript’s Document.createElement() method is used to create new HTML elements. Here’s...
Checks if the given string is an absolute URL. Use RegExp.prototype.test() to test if the string is ...
Creates a function that will invoke a predicate function for the specified property on a given dicti...
Ever wanted to sort an array of objects, but felt like it was too complex? After all, Array.prototyp...
Class-based unit converter data structure In its simplest form, any unit-based value is a numeric va...
Ensures a function is called only once. Utilizing a closure, use a flag, called, and set it to true ...
Removes accents from strings. Use String.prototype.normalize() to convert the string to a normalized...
Validates all keys in an object match the given keys. Use Object.keys() to get the keys of the given...
Takes any number of iterable objects or objects with a length property and returns the longest one. ...