Here you can find the source of pushArray(arr)
Array.prototype.pushArray = function(arr) { if (arr) {/* ww w . j a v a2s .com*/ for (var i = arr.length - 1; i >= 0; --i) this.push(arr[i]); } }
Array.prototype.pushAll = function (items) { if (! Array.isArray (items)) { throw new TypeError("Argument must be an array"); return this.push(...items); };
Array.prototype.pushAll = function(items) { if (!Array.isArray(items)) { throw new TypeError("Argument must be an array."); return this.push(...items); };
Array.prototype.pushAll = function (items) { if (!Array.isArray(items)) { throw new TypeError("Argument must be an array."); return this.push(...items); };
Array.prototype.pushAll = function (iterable) { for (const value of iterable) { this.push(value)
Array.prototype.pushAll = function (x) { for (var i = 0; i < x.length; i += 1) { this.push(x[i]); };
Array.prototype.pushArray = function(arr) {
this.push.apply(this, arr);
};
Array.prototype.pushArray = function(arr) { for (var i = 0; i < arr.length; ++i) this.push(arr[i]);
Array.prototype.pushArray = function(arr) {
this.push.apply(this, arr);
};
Array.prototype.push_all = function(array) { for (var index in array) { this.push(array[index]);