Search results
3179 packages found
Check if a number is a HTTP Client Error code
Check if a Buffer/Uint8Array is a MOV file
Check if a number is a HTTP server error code
一个简单的类型判断工具
Determine if a value is `undefined`
Returns true if the given number is odd.
Check if a String/Buffer/ArrayBuffer is OTF
Validates if a value is a matrix.
The simplest way for detecting HTML content.
Check if a program is available on the system.
Returns true if a file is binary. Checks the actual contents, since extensions are not reliable. Basic wrapper for isbinaryfile to support vinyl files.
Determine if a value is primitive
Determine if a value is a boolean
Returns true if function is a callback. Checks its name is one of [common-callback-names][] - callback, cb, cb_, callback_, next, done, they can be customized, these are default.
Determine if a value is an instance of a reference type
Determine if a value is a number
Determine if a value is not `undefined` or `null`
Determine if a value is a function