2020.7.12:Array:forEach some filter findIndex includes、String:includes replace padStart padEnd、Vue.filter
#今日学习内容##forEachsomefilterfindIndexincludes这些都属于数组的新方法1.forEach遍历数组arr.forEach(callback(currentValue[,index[,array]])[,thisArg])2.some:返回布尔值arr.some(callback(element[,index[,array]])[,thisArg])3.filte