check array is not null

Its a char array null does not work with char arrays jwenting duckman (theBoard[myRow][myCol] == 'X' || theBoard[myRow][myCol]=='O') {// if the array is not empty //do nothing } else { theBoard[myRow][myCol] = myPiece. check if array is empty lang_id csharp qid 5001 Language: C; C#; C++; Java; JavaScript; Perl; PHP; Python; Ruby; edit archive How to check if array is empty in C#. Here is the lINQ qury to check not null values in a array Sample Code : string [] nos=new string[20]; var x=from n in nos where n!=null select n; Blog | Twitter| LinkedIn Happy Coding ! Please Mark If it helps you || Ramakrishna.p Reply; Zinnia. Am unable to check null would check array is not null An alternative definition of empty is if all the elements are null : Arrays.equals() check is if element is null or not and then calls 41 Return an empty array or collection instead of a null 27 Sep 2013.$ /cygdrive/c/Program\ Files/Java/jdk1.6.0_03/bin/java -cp test not null null not null null not null Are you possibly trying to check the lengths of someArray \oreyes\samples\java\arrays>type ArrayNullTest.java public Information Security; Database Administrators; Drupal Answers. Check Array for empty values Hello Everyone, I have the following code that reads data from a textfile VB Code: Private Sub Compare = The value is not entered yet For strItem(4) I want to check if it has a value How can I do that check??? I am trying to make sure that a public array field in a script is not empty and contains non-null elements For this I am using C# reflection I get the Array object, then run thru it's elements and check if they are null. So one array can be null while the others need to be iterated Using a foreach(object obj in myArray) fails when myArray is null so is there a simpler way then this? (myArray != null) { foreach (object o in myArray) { type m_other.rosetta stone mac keygenHow can I do to check if the array is not empty and not the default 0 value? I want to make sure the user doesn't forget to input data Any comment is welcome, and thank you very much for your help My OS: Win XP SP2, Visual Basic Net 2003. How to check if an array is null or not? I dump the recordset into an array: Code: Function GetSubordinates(managerID) sub_Emp_Source = SELECT Employee.UniqueIdentifier, Employee.EmpID, & _ Employee.DisplayName, Employee.FirstName. Use of defined on aggregates (hashes and arrays) is deprecated It used to report whether memory for that aggregate has ever been allocated Re^3: Check if array is null by Limbic~Region (Chancellor) on Oct 06, 2004 at 15:35 UTC. Also, you should understand that string is not an array of character or whatever, it is not an array at all It is immutable and implementing value semantics, also, it uses intern pool, which is not trivial thing.Then the findMin( ) method need not check for null SCJP 1.4, SCWCD 1.3, SCBCD 1.3: Steve Jiang Ranch Hand Joined: May 17, 2004 Posts: 107 posted Thanks for all comments! I just wondering that subject: check Input array null or empty Similar Threads Comparison. I have int array which has no elements I tried this code int[] k = new int[3]; if(k==null) { current community chat blog Stack Overflow Meta Stack Overflow Careers 2.0 your communities Information Security; Database Administrators; Drupal Answers; SharePoint; User Experience; Mathematica. I run the following to find all the records with today's date and determine string array $TodaysNCSRecords is not NULL If array $TodaysNCSRecords contains a number of values, my understanding is this comparison will not return a Boolean value. A second look into the PHP specs tells that is_null() checks whether a value is null or not So, Regarding avoidance of NULLs in your MySQL queries, why not use IS NULL and IS NOT NULL in your WHERE clauses SELECT * FROM someDatabase WHERE someAttribute IS NOT NULL Cheers.