PHP abs function

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abs

(PHP 3, PHP 4, PHP 5)

abs — Absolute valueDescriptionnumber abs ( mixed number )

Returns the absolute value of number. If the
argument number is
of type float, the return type is also float,
otherwise it is integer (as float usually has a
bigger value range than integer).

Example 1. abs() example

$abs = abs(-4.2); // $abs = 4.2; (double/float)
$abs2 = abs(5);   // $abs2 = 5; (integer)
$abs3 = abs(-5);  // $abs3 = 5; (integer)

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Published:
2.26.07 / 1am
Category:
PHP Functions
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