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12th Standard English Medium Computer Applications Subject PHP Function and Array Book Back 2 Mark Questions with Solution Part - II updated Book back Questions

Published on: 13/05/2022

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Questions:

Generic 2

5 x 2 = 10

Write array Syntax in PHP

Define associative array.

List out the types of array in PHP.

Usage of Array in PHP.

Define Array in PHP.

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Answers Key:

Generic 2

5 x 2 = 10

array(key= >value,key= >value,key= >value,etc.);
key = Specifies the key (numeric or string value = Specifies the value

Associative arrays are a key-value pair data structure.
Syntax:
array (key⇒ value, key ⇒ value, etc);
key ⇒ Specifies the key (numeric or string)
value ⇒ Specifies the value

There are 3 types of array concepts in PHP.
(i) Indexed Arrays,
(ii) Associative Array and
(iii) Multi-Dimensional Array.

1. The array() function is used to create an array.
2. In PHP,there are three types of arrays:
i). Indexed arrays - Arrays with numeric index
ii). Associative arrays - Arrays with named keys
iii). Multidimensional arrays - Arrays containing one or more arrays

Array is a concept that stores more than one value of same data type in single array variable.