X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=client%2Fclient_OLD%2Fjavascripts%2Futils%2Farray.js;fp=client%2Fclient_OLD%2Fjavascripts%2Futils%2Farray.js;h=ab1ae10d1a9c686755646376bb420593b2640367;hb=625022fdcf750f0aff8fcd699f7e9b89730e1d10;hp=0000000000000000000000000000000000000000;hpb=b955c65b942d09d24b5c3bed0d755d4f2f8f71f1;p=vchess.git

diff --git a/client/client_OLD/javascripts/utils/array.js b/client/client_OLD/javascripts/utils/array.js
new file mode 100644
index 00000000..ab1ae10d
--- /dev/null
+++ b/client/client_OLD/javascripts/utils/array.js
@@ -0,0 +1,37 @@
+// Remove item in array (if present)
+var removeItem = function(array, rfun)
+{
+	let index = array.findIndex(rfun);
+	if (index >= 0)
+		array.splice(index, 1);
+}
+
+// Remove several item matching a condition
+var removeMultiple = function(array, rfun)
+{
+	// Reverse loop because of the splice below
+	for (let i=array.length-1; i>=0; i--)
+	{
+		if (rfun(array[i]))
+			array.splice(i, 1);
+	}
+}
+
+// Double array intialization
+var doubleArray = function(size1, size2, initElem)
+{
+	return _.map(_.range(size1), () => {
+		return _.map(_.range(size2), () => {
+			return initElem; //can be undefined
+		})
+	});
+}
+
+var copyDoubleArray = function(arr)
+{
+	return _.map(_.range(arr.length), (el1,i) => {
+		return _.map(_.range(arr[0].length), (el2,j) => {
+			return arr[i][j];
+		})
+	});
+}