javascript not empty array not string
if (Array.isArray(array) && array.length) {
// array exists and is not empty
}javascript not empty array not string
if (Array.isArray(array) && array.length) {
// array exists and is not empty
}non null array length
public static <T> int getLength(T[] arr){
int count = 0;
for(T el : arr)
if (el != null)
++count;
return count;
}
// equivalently in pure C# :
public static int getUsedLength(string[] arr)
{
int count = 0;
for (int i = 0; i < arr.Length; i++)
{
if (arr[i] != null)
{
++count;
}
}
return count;
}Copyright © 2021 Codeinu
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