length = 0 modifies the array itself. If you access it via a different variable, then you still get the modified array. Read somewhere that the ... ... <看更多>

The second way to empty an array is to set its length to zero: a.length = 0;. The length property is read/write property of an Array object. ... <看更多>

array.length is zero, but the array has elements in it ... Nuxt.js Developers - Help, learning and sharing ... Nuxt.js. 9 K members · 0 posts a day. ... <看更多>

This wouldn't change the runtime behavior of existing JavaScript code ... We have arr.length >= 1 at the very line so arr[0] is number for ... ... <看更多>

var arr = new Array(1000); for (var i=0; i<arr.length; i++) { // code } ... I think I must need a little bit of educating about how Javascript ... ... <看更多>

Web Dev Roadmap for Beginners (Free!): https://bit.ly/DaveGrayWebDevRoadmapI was checking for empty Arrays wrong... and in this tutorial, ... ... <看更多>

length || 0)) + 1;. note: sorry but I'm not able to post comments yet :( Share. ... <看更多>