Variable function library: Is_long

Source: Internet
Author: User
Keywords is_long php Chinese function manual variable function library
Tags aliyun function function library html http is_bool is_long note

Is_long

(PHP3, PHP4)

Is_long---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; To determine whether a variable is an integer

Syntax: int is_long (mixed Var);

Description:

Returns true if the parameter var is an integer (long), otherwise it returns false.

Reference: Is_bool () is_double () is_float () Is_int () is_real () is_string () Is_object ()

Is_integer ()

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