PHP compact() Function

In this chapter you will learn:

  1. Definition for PHP compact() Function
  2. Syntax for PHP compact() Function
  3. Parameter for PHP compact() Function
  4. Example - Create an array with compact
  5. Example - Using a string that does not match a variable, and an array of variable names

Definition

The compact() function creates an array from variables and their values.

Syntax

PHP compact() Function has the following syntax.

compact(var1,var2...)

Parameter

ParameterIs RequiredDescription
var1Required.A string with the variable name, or an array of variables
var2,...Optional.A string with the variable name, or an array of variables. Multiple parameters are allowed.

Example

Create an array with compact


<?php//from   j a v  a2  s.  c  om
$firstname = "James";
$lastname = "Smith";
$age = "23";

$result = compact("firstname", "lastname", "age");

print_r($result);
?>

The code above generates the following result.

Example 2

Using a string that does not match a variable, and an array of variable names:


<?php// j  a  v  a2 s  .c o  m
$firstname = "James";
$lastname = "Smith";
$age = "23";

$name = array("firstname", "lastname");
$result = compact($name, "location", "age");

print_r($result);
?>

The code above generates the following result.

Next chapter...

What you will learn in the next chapter:

  1. Definition for PHP count() Function
  2. Syntax for PHP count() Function
  3. Parameter for PHP count() Function
  4. Example - Count element in an array
  5. Example - Count the array recursively
Home » PHP Tutorial » PHP Array Functions
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