A Node.js package for checking variable types: array, object, string, number, boolean, or undefined.
Install the package via npm:
npm install check-typeof --save
const $ = require('check-typeof');
// Check if the variable is an array
if ($.isArray(variableName)) {
// Your code for array type
}
// Check if the variable is an object
if ($.isObject(variableName)) {
// Your code for object type
}
// Check if the variable is a string
if ($.isString(variableName)) {
// Your code for string type
}
// Check if the variable is a number
if ($.isNumber(variableName)) {
// Your code for number type
}
// Check if the variable is a boolean
if ($.isBoolean(variableName)) {
// Your code for boolean type
}
// Check if the variable is undefined
if ($.isUndefined(variableName)) {
// Your code for undefined type
}