How to Get the First Key of an Array in PHP?
SOLUTION: Learn technique to get the first key of an array.
Teach Yourself Web Development and Web Designing Step by Step With Easy Explanation
SOLUTION: Learn technique to get the first key of an array.
Problem: You have a number (ex. 549.767, 549, or .549). You want to round the number to 2 decimal places (ex. 549.77, 549.00, or 0.55).
Problem: Suppose you have an optional form field (declared as an array, see the following code) which may accept nothing or one or multiple values from a user. Now, you want to check if the user has added anything at Read more
Problem: You want to calculate number of days between two dates.
SOLUTION: Learn method to create comma separated list from an array.
SOLUTION: Learn technique to split a comma separated string into an array.
Problem: You have an array(ex. the following one) which has all even numbers as values. Now, you want to a new item(suppose 2) in the first position of the array.
Problem: You have an array which has some elements inside. You want to check whether the array is an associative array or an indexed array.
Problem: You have an array – a one-dimensional array, see the following example. You want to sort the values of array.
Problem You want to use a specific language in the HTML document. It might be English, German, Spanish, or any other language.