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bcscale (PHP 3, PHP 4 ) bcscale --
Set default scale parameter for all bc math functions
Descriptionbool bcscale ( int scale)
This function sets the default scale parameter for all subsequent
bc math functions that do not explicitly specify a scale
parameter. 如果成功则返回 TRUE,失败则返回 FALSE。
例子 1. bcscale() example
<?php
// default scale : 3 bcscale(3); echo bcdiv(105, 6.55957); // 16.007
// this is the same without bcscale() echo bcdiv(105, 6.55957, 3); // 16.007
?>
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