To check if an element exists in a PHP array, you can use the in_array($search, $array, $mode) function. The $search parameter specifies the element or value to search in the specified array and can be of a mixed type (string, integer, or other types). If the parameter is a stri...
In this article, we will see different ways to check if array contains element in PowerShell using -contains operator, Contains() method, Where-Object cmdlet,
Example: [php]<?php function multi_array_search($search_for, $search_in) { foreach ($search_in as $element) { if ( ($element === $search_for) || (is_array($element) && multi_array_search($search_for, $element)) ){ return true; } } return false; } $arr = array("2014",...
It returns true if key/index is found or false if key/index is not found. Example Code <?php$search_array=array('first'=>1,'second'=>2);if(array_key_exists('first',$search_array)){echo"The 'first' element is found in the array";}else{echo"Key does not exist";}?> ...
The PHP array_key_exists() function checks if a specific key exists in the array. The function returns TRUE if the key is present, else it returns FALSE.
(starting from array[0], first element) Search for the element in the Hash table. If found there is duplicate. Print "duplicate found" & return from program. Else insert the element to the hash table. If end of the array is reached, exit and print "no duplicate found". Else ...
In this exampl we will create isMultiArray() with array argument. we have to pass array as argument and fuinction will check if array if multidimensional using rsort(), isset() and is_array() php function. So, here bellow simple example of checking array is multidimensional or not in ...
You can use the indexOf() method to check whether a given value or element exists in an array or not. The indexOf() method returns the index of the element inside the array if it is found, and returns -1 if it not found. Let's take a look at the following example:...
Write a PHP function to check whether all array values are strings or not.Sample Solution:PHP Code:<?php // Function to check if all elements in an array are strings function check_strings_in_array($arr) { // Use array_map to check if each element is a string, then sum the results...
Theany()function can solve our problem if we compare the array element and the given value in the predicate function: assertThat(myArray.any { it =="Kotlin"}).isTrue assertThat(myArray.any { it =="Php"}).isFalse 3.2. Using theinOperator ...