Mainly two types of Array in PHP SINGLE ARRAY/ SINGLE DIMATIONAL ARRAY MULTIPLE ARRAY/ MULTI-DIMAINTIONAL ARRAY This two types of the array divided into two types of INDEX ARRAY/ NUMERIC ARRAY & ASSOCIATIVE ARRAY. Single Array In the single array, we can store multiple values in one variable. Example
1 2 3 4 | <?php $fruits = [‘apple’,’mango’,’banana’,’lemon’]; print_r($fruits); ?> |
Like a fruits array store … Read more
An array is a data structure or a collection of data that contains a group of elements under same name. Typically these elements are all of the same data types or different data types. for example:If a complex has thirty flats each flat having same features then the whole complex is considered to be an … Read more
HTML del tag is used to represent set of characters deleted from the document. The characters inside the del tag are represented as text with centre line(text with strukethrough line). Syntax:
1 | <del>.......</del> |
Example:
1 |
Result:
ls command list all the file and directory name present in the current directory. Syntax:
1 | $ ls [press enter] |
Example: Print the name of all the directory and file available in the current directory.
1 2 3 4 5 | $ ls [press enter] README Chap01 Chap02 text |
Above command display four file and directory name. Check availability of file or directory: We can check whether a particular file or directory … Read more
rmdir stands for remove directory. In the UNIX file system, we can remove directory by using rmdir command. Syntax:
1 | $ rmdir [directory name] |
Note: In above syntax in the place of [directory name] we will specify the name of the directory to be removed. Example:
1 | $ rmdir abc [press enter] |
The directory abc is removed. To confirm directory is created press “ls” … Read more
A set is a well defined collection of objects. The collection member is called number, object or element . We shall denote sets by capital alphabets eg. A,b, ——- & The elements by the small alphabets e.g- a,b,c,—————- z Some reserve letters for these sets. N: for the set of natural numbers {1,2,3,4,5,6,……………….} Z: for … Read more
Switch Statement in Java provides a way to select one option among multiple options. In Java switch statement it provides multiple case statement based on switch expression the appropriate case statement is get executed Syntax of switch statement
1 2 3 4 5 6 7 8 9 10 11 12 | switch (expression){ case label 1: statements; break; case label 2: statements; break; case label 3: statement; break; default: statement; |
The switch expression work with primitive byte short int, char and with its wrapper class, enum … Read more
