Introdução

Take a look at the side links to see the features.

• "use strict"
• String[number] access
• Multiline strings
• String.trim()
• Array.isArray()
• Array forEach()
• Array map()
• Array filter()
• Array reduce()
• Array reduceRight()
• Array every()
• Array some()
• Array indexOf()
• Array lastIndexOf()
• JSON.parse()
• JSON.stringify()
• Date.now()
• Date toISOString()
• Date toJSON()
• Property getters and setters
• Reserved words as property names
• Object methods
• Object defineProperty()
• Function bind()
• Trailing commas