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<is_callableis_float>
Last updated: Mon, 16 Jul 2012

is_double

(PHP 3, PHP 4, PHP 5)

is_double -- is_float() 的别名

描述

此函数是 is_float() 的别名函数。




<is_callableis_float>
 Last updated: Mon, 16 Jul 2012
 
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