30秒学会 JavaScript 片段 – validateNumber
Returns true if the given value is a number, false otherwise. Use !isNaN() in combination with parse...
Returns true if the given value is a number, false otherwise. Use !isNaN() in combination with parse...
Filters an array’s values based on a predicate function, returning only values for which the p...
Returns true if at least one function returns true for a given set of arguments, false otherwise. Us...
Returns a function that is the logical complement of the given function, fn. Use the logical not (!)...
Checks if the given argument is a duplex (readable and writable) stream. Check if the value is diffe...
Returns the minimum/maximum value of an array, after applying the provided function to set comparing...
Creates a function that invokes each provided function with the arguments it receives and returns th...
Returns true if touch events are supported, false otherwise. Check if ontouchstart exists in window ...
Returns the sum of an array, after mapping each element to a value using the provided function. Use ...
title: spreadOver tags: function,intermediate Takes a variadic function and returns a closure that a...