PHP method to view the current variable type
is_array
is_bool
is_callable
is_double
is_float
is_int
is_integer
is_long
is_null
is_numeric
is_object
is_real
is_resource
is_scalar
is_string
Liezi:
$sum=6;
echo ( is_string($sum) ? 'true' : 'false');
?>
http://www.bkjia.com/PHPjc/1065652.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/1065652.htmlTechArticlePHP method to view the current variable type is_array is_bool is_callable is_double is_float is_int is_integer is_long is_null is_numeric is_object is_real is_resource is_scalar is_string column. ..
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