php array first value
An array. Return Values ¶. Returns the first key of array if the array is not empty; NULL otherwise. ,array_shift() shifts the first value of the array off and returns it, shortening the array by one element and moving everything down. All numerical array keys will be ... , Use reset http://php.net/manual/es/function.reset.php. This function sets the internal pointer of the array to first element and also returns it. ,From PHP's documentation: mixed reset ( array &$array );. Description: reset() rewinds array's internal pointer to the first element and returns the value of the first ... ,The reset() function set the internal pointer of an array to its first element and returns the value of the first array element, or FALSE if the array is empty. You can ... , There are several methods to get the first element of an array in PHP. ... array_values() function: This function return all the values of an array. , current() will return the value of the array that its internal memory pointer is pointing to, which is the first element by default. $first = current($array); If you want to make sure that it is pointing to the first element, you can always use reset() .
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 php array first value 相關參考資料
array_key_first - Manual - PHP
An array. Return Values ¶. Returns the first key of array if the array is not empty; NULL otherwise. https://www.php.net array_shift - Manual - PHP
array_shift() shifts the first value of the array off and returns it, shortening the array by one element and moving everything down. All numerical array keys will be ... https://www.php.net Get first value of an array - Stack Overflow
Use reset http://php.net/manual/es/function.reset.php. This function sets the internal pointer of the array to first element and also returns it. https://stackoverflow.com Get the first element of an array - Stack Overflow
From PHP's documentation: mixed reset ( array &$array );. Description: reset() rewinds array's internal pointer to the first element and returns the value of the first ... https://stackoverflow.com How to Get the First Element of an Array in PHP
The reset() function set the internal pointer of an array to its first element and returns the value of the first array element, or FALSE if the array is empty. You can ... https://www.tutorialrepublic.c How to get the first element of an array in PHP? - GeeksforGeeks
There are several methods to get the first element of an array in PHP. ... array_values() function: This function return all the values of an array. https://www.geeksforgeeks.org How to get the first item from an associative PHP array ...
current() will return the value of the array that its internal memory pointer is pointing to, which is the first element by default. $first = current($array); If you want to make sure that it is poin... https://stackoverflow.com |