How to get the type of the array elements from an array type. So only if one, and only one of the conditions is true. This method tests whether at least one element in the array. It's asking now if the string contains hello, hi or howdy. You can use the JavaScript some() method to find out if a JavaScript array contains an object. includes method, for example: var value str.includes ('hello', 'hi', 'howdy') Imagine the comma states 'or'. This might be the more intuitive approach if you don't need to get the value of Just wondering, is there a way to add multiple conditions to a. The Array.some() method returns a boolean result - true if the condition is

Return value of includes: It returns one boolean value. On each iteration, we check if the current object has an id property with a For negative values, the length of the array is added to it to get the start index. We used the Array.some() method to iterate over the array.

/root/src/node_modules/moduleB/index.Copied! const arr :.

/root/src/node_modules/moduleB/index.ts.

/root/src/node_modules/moduleB/package.json (if it specifies a types property).

Module resolution is the process the compiler uses to figure out what an import refers to.Ĭonsider an import statement like import from 'moduleB' in source file /root/src/moduleA.ts would result in the following lookups: TypeScript interface is defined with interface keyword and can include one or more methods or property declarations. Please see the Modules documentation for more information. Generated by typescript 1.8.10 var message 'Hello World' console.

This section assumes some basic knowledge about modules. Modules Functions Variables Statements and Expressions Comments Your First TypeScript Code Let us start with the traditional Hello World example var message:string 'Hello World' console.log( message) On compiling, it will generate following JavaScript code.

Typescript includes