<Exploring ES6> 读书笔记 - New number and Math features
New integer literals, 直接可以二进制, 八进制, 十六进制了
0xFF // ES5: hexadecimal
255
0b11 // ES6: binary
3
0o10 // ES6: octal
8New Number properties
Number.isInteger(num)
Number.isSafeInteger(number)
Number.MIN_SAFE_INTEGER
Number.MAX_SAFE_INTEGER
Number.isNaN(num)
Number.isFinite
Number.parseFloat
Number.parseIntNew Math methods
Math.sign(-8) // -1
Math.trunc(3.1)
Math.log10(100)