The array_unshift function inserts new values to the beginning of the array. In the case of the array with numeric keys, the newly inserted elements are assigned the numeric keys starting from 0 and increment by 1. However, string keys remain the same. What is the syntax of the array_unshift function in PHP? Parameter Description …
The array_unique function removes duplicate values from the given array and returns an array that contains only unique values. If an array contains duplicate values, the array_unique function will keep the first occurrence of the duplicate element, and also, the key type of the first occurrence of that element is preserved in the result. What …
The array_uintersect_uassoc function compares keys and values of two or more arrays based on a user-defined key and value comparison function and returns the matching results. This function uses two user-defined functions, the first user-defined function takes the keys and the second takes the values. What is the syntax of the array_uintersect_uassoc function in PHP? …
The array_uintersect_assoc function returns an array that contains the keys and values that are present in array 1 and the following arrays after it. It uses a built-in method to compare the keys and a user-defined function to compare the values. What is the syntax of the array_uintersect_assoc function in PHP? Parameters Details array1 The …
The array_uintersect function compares values of two or more arrays based on a user-defined values comparison function and returns the matching results. The user-defined function takes the values only and passes them through the user-defined logic. What is the syntax of the array_uintersect function in PHP? Parameters Details array1 The first array to compare with …
The array_udiff_uassoc function works like the array_udiff_assoc function but uses two user-defined functions for the comparison of keys and values. This function compares keys and values of the first array with the following arrays and returns an array that contains the values that are present in array 1 but not in the rest of the …
The array_splice function performs two functionalities Removes specified elements from an array. Replace the removed elements with new elements. If array_splice does not remove any element from the array in case of length = 0, then the new elements will be inserted at the position specified by the start parameter. Remember, the keys in the …
The array_udiff_assoc function compares both the keys and values of an array with the keys and values of another array or arrays and returns the difference between them. It uses a user-defined function to compare both the keys and values. It returns an array that contains the keys and values that are present in the …
The array_udiff function compares the values of an array with the values of another array or arrays and returns the difference between them. It uses a user-defined function to compare the values. It returns an array that contains the values that are present in the first array but not in the rest of the arrays. …
The array_sum function calculates and returns the sum of all the values of the given array. What is the syntax of the array_sum function in PHP? Parameter Details array The array to calculate the sum of – Required array_sum function in PHP Examples of array_sum function Example 1. Return sum of array values 2+7+15 Example …
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