Runtime Configuration

    The behaviour of these functions is affected by settings in php.ini.

    BC math configuration options
    NameDefaultChangeableChangelog
    bcmath.scale"0"INI_ALL 
    For further details and definitions of the INI_* modes, see the Where a configuration setting may be set.

    Here's a short explanation of the configuration directives.

    bcmath.scaleint

    Number of decimal digits for all bcmath functions. See also bcscale().

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