Last active
March 9, 2023 20:57
-
-
Save wiledal/6e1b7e4eb57f22c38cecd70600b34a40 to your computer and use it in GitHub Desktop.
Template Literals example: for each
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* | |
| Template literals forEach example | |
| Using Array.map(), we can create a forEach within template literals. | |
| */ | |
| var items = [ | |
| { name: 'Teddy' }, | |
| { name: 'Dolores' }, | |
| { name: 'William' }, | |
| { name: 'Bernard' } | |
| ] | |
| element = document.createElement('div') | |
| element.innerHTML = ` | |
| <h1>This element has items</h1> | |
| ${this._items.map((item, i) => ` | |
| <div> | |
| I am item number ${i < 10 ? '0' + (i + 1) : i + 1}. | |
| My name is ${item.name}. | |
| </div> | |
| `.trim()).join('')} | |
| ` | |
| /* | |
| Results: | |
| <div> | |
| <h1>This element has items</h1> | |
| <div>I am item number 01. My name is Teddy.</div> | |
| <div>I am item number 02. My name is Dolores.</div> | |
| <div>I am item number 03. My name is William.</div> | |
| <div>I am item number 04. My name is Bernard.</div> | |
| </div> | |
| */ |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Line 16
${this._items.map((item, i) =>should be
${this.items.map((item, i) =>