Base-10 logarithm
Math Functions
PHP Manual

log10

(PHP 4, PHP 5)

log10 — Base-10 logarithm

Description

float log10 ( float $arg )

Returns the base-10 logarithm of arg.

Parameters

arg

The argument to process

Return Values

The base-10 logarithm of arg

See Also

  • log() - Natural logarithm

Math Functions
PHP Manual
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