The sum of array element is = 15 PHP foreach loop example for find out odd and even elements from an array. The output is : 3 6 9 12 15 PHP foreach example You need to pass key > value both in the second part of the foreach construct. In fact, its the best method for iterating through an array. In above example first we declare array with five elements, foreach loop assigned all element of array one by one to $value and echo statement print $value, so the foreach loop repeat five times and we get result : 12345 Example of foreach loop You can both key and value of the array by the foreach loop. The PHP FOREACH function is an excellent method for iterating through a PHP array or an object. Introduction to PHP multidimensional array Typically, you have an arraywith one dimension. foreach works only on arrays and objects, and will issue an error when you try to use it on a variable with a different data type or an uninitialized variable. Summary: in this tutorial, you will learn how to define a PHP multidimensional array and manipulate its elements effectively. It can also be used to iterate over objects. In foreach loop each element of array is assigned to $value and we can use $value in program then assigned each element one by one to $value from an array. foreach (PHP 4, PHP 5, PHP 7, PHP 8) The foreach construct provides an easy way to iterate over arrays. The foreach() method is used to loop through the elements in an indexed or associative array.
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