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PHP min() Function

In this chapter you will learn:

  1. Definition for PHP min() Function
  2. Syntax for PHP min() Function
  3. Parameter for PHP min() Function
  4. Return for PHP min() Function
  5. Example - Find lowest value with the min() function
  6. Example - Finding the Greatest and Least Values in a key-value pair

Definition

The min() function returns the lowest value in an array, or the lowest value of several values.

Syntax

PHP min() Function has the following syntax.

min(array_values);

or

min(value1,value2,...);

Parameter

Parameter Is Required Description
array_valuesRequired. Array containing the values
value1,value2,...Required. Values to compare (must be at least two values)

Return

Item Description
Return Value The numerically lowest value
Return Type Mixed

Example 1

Find lowest value with the min() function: 


<?php
echo(min(2,4,6,8,10) . "<br>");
echo(min(array(4,6,8,10)) . "<br>");
?>

The code above generates the following result.

Example 2

Finding the Greatest and Least Values in a key-value pair 


<?php/*from  j  a  v a 2s. c o  m*/
  
  $langs = array( 'PHP' => 1, 'Java' => 2, 'Java2s.com' => 3,);

  printf("<p>Most items: %d; least items: %d.</p>\n",
          max($langs), min($langs));
?>

The code above generates the following result.

Next chapter...

What you will learn in the next chapter:

  1. Definition for PHP mt_getrandmax() Function
  2. Syntax for PHP mt_getrandmax() Function
  3. Parameter for PHP mt_getrandmax() Function
  4. Return for PHP mt_getrandmax() Function
  5. Example - Return largest possible random value that can be returned by mt_rand()
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