PHP Spread Operator Summary: in this tutorial, you will learn about the PHP spread operator and how to use it effectively, like merging multiple arrays into a single one. Introduction to the PHP spread operator PHP 7.4 introduced the spread operator to the array expression. PHP uses the three dots (…) to denote the spread…
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PHP array_merge Summary: in this tutorial, you will learn how to use the PHP array_merge() function to merge one or more arrays into one. Introduction to the PHP array_merge() function To merge one or more array into an array, you use the array_merge() function: array_merge ( array …$arrays ) : array Code language: PHP (php)…
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PHP array_reverse Summary: in this tutorial, you will learn how to use the PHP array_reverse() function to reverse the order of elements in an array. Introduction to the PHP array_reverse() function The array_reverse() function accepts an array and returns a new array with the order of elements in the input array reversed. The following shows…
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PHP in_array Summary: in this tutorial, you will learn how to use the PHP in_array() function to check if a value exists in an array. Introduction to the PHP in_array() function The in_array() function returns true if a value exists in an array. Here’s the syntax of the in_array() function: in_array ( mixed $needle ,…
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PHP array_key_exists Summary: in this tutorial, you will learn how to use the PHP array_key_exists() function to determine if a key exists in an array. Introduction to the PHP array_key_exists() function The PHP array_key_exists() function checks if a key exists in an array. Here’s the syntax of the array_key_exists() function: array_key_exists ( string|int $key ,…
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PHP array_keys Summary: in this tutorial, you will learn how to use the PHP array_keys() function to get the keys of an array. Introduction to the PHP array_keys function The PHP array_keys() function accepts an array and returns all the keys or a subset of the keys of the array. array_keys ( array $array ,…
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PHP array_shift Summary: in this tutorial, you will learn how to use the PHP array_shift() function to remove an array from the beginning of an array. Introduction to the PHP array_shift function The array_shift() function removes the first element from an array and returns it. The following shows the syntax of the array_shift() function: array_shift(array…
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PHP array_pop Summary: in this tutorial, you will learn how to use the PHP array_pop() function to remove an element from the end of an array. Introduction to the PHP array_pop() function The array_pop() function removes an element from the end of an array and returns that element. Here’s the syntax of the array_pop() function:…
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PHP array_push Summary: in this tutorial, you will learn how to add an element to the end of an array by using the PHP array_push() function. Introduction to the PHP array_push() function The array_push() function adds one or more elements to the end of an array. The syntax of the array_push() function is as follows:…
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PHP array_unshift Summary: in this tutorial, you will learn how to use the PHP array_unshift() function to prepend one or more elements to the beginning of an array. Introduction to the PHP array_unshift() function To prepend one or more elements to an array, you use the array_unshift() function: array_unshift ( array &$array , mixed …$values…
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