Below that, show a series of checkboxes using the same weather conditions you used in Arrays Ex. We can loop through the associative array in two ways. Traversing the Associative Array: We can traverse associative arrays using loops. – tadman Feb 10 '14 at 17:23 Printing the contents of a PHP Array Lowell Heddings @lowellheddings September 26, 2006, 2:28pm EDT This is a pretty common task, but it’s surprising how many PHP … In PHP the two basic constructs to get outputs are echo and print. Definition and Usage. Description. Return Value: Returns the current element key and value. You guessed it: explode is the opposite of implode and uses a delimiter to decide where to break up a string. In this article you take things further, and look at how to access the individual elements inside a PHP array. Returns an array of the parameters. The parameters can be given an index with the => operator. Using explode. Actually, echo() is not a function, it is a language construct, therefore, you can use it without parentheses. Return Value: Returns the number of elements in the array: PHP Version: 4+ PHP Changelog: The mode parameter was added in PHP 4.2 Return Values. First by using for loop and secondly by using foreach. The reverse action — going from a string to an array — can be done easily with explode, or by using the preg_split function, which takes a regular expression.. It is usually the simplest way to break up a string into an array. #1. This element key and value is returned in an array with four elements. To change the values of array elements inside the loop, you have to use a reference that returns by the foreach loop. Two elements (1 and Value) for the element value, and two elements (0 and Key) for the element key. In Creating Arrays in PHP, you learned how PHP arrays work, and saw how to create an array using PHP. (Those values were: rain, sunshine, clouds, hail, sleet, snow, It prints the array with its index value, the data type of each element, and length of each element. Example: Here array_keys() function is used to find indices names given to them and count() function is used to count number of indices in associative arrays. Note that + will not renumber numeric array keys. In PHP, there are three types of arrays: Indexed arrays - Arrays with numeric index; Associative arrays - Arrays with named keys; Multidimensional arrays - Arrays containing one or more arrays The array() function is used to create an array. Use var_dump() Function to Echo or Print an Array in PHP The var_dump() function is used to print the details of any variable or expression. When using mysqli you should be using parameterized queries and bind_param to add user data to your query. 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