PHP Data Types: Data types define the type of data that a variable can hold. PHP provides the following built-in data types: What is String datatype is PHP: A sequence of characters, such as letters, numbers, and symbols, enclosed in single or double quotes. Integer datatype in PHP: A whole number (positive, negative, or zero) Read More
Tag: array
array_slice (PHP 4, PHP 5, PHP 7, PHP 8) array_slice — Extract a slice of the array Description array_slice( array $array, int $offset, ?int $length = null, bool $preserve_keys = false ): array array_slice() returns the sequence of elements from the array array as specified by the offset and length parameters. Parameters array The input array. offset If offset is non-negative, the sequence will start at Read More
First let’s go to your Laravel project And add your Controller file This is first Arr $middile= Arr::first($my_cat); This is last Arr $last_cat=Arr::last( $my_cat); This is Refresh URL => https://stackoverflow.com/questions/20052769/get-first-and-last-element-in-array/20052835
Source – https://towardsdatascience.com/ Estimate distance and position of solid objects using multiple low-cost ultrasound sensors. In this article we are going to build from scratch a sonar array based on the cheap and popular HC-SR04 sensor. We will use an Arduino microcontroller to drive and read the sensors and to communicate to a host computer Read More