javascriptでregect
var arr = [1,2,3,4,5,6,7,8,9,10]; arr.splice(... [0,arr.length].concat(arr.filter((v) => v % 2 == 0)))
結局こっちがみやすい
arr = arr.filter((v) => v % 2 == 0)
var arr = [1,2,3,4,5,6,7,8,9,10]; arr.splice(... [0,arr.length].concat(arr.filter((v) => v % 2 == 0)))
結局こっちがみやすい
arr = arr.filter((v) => v % 2 == 0)