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array_merge函数解释
键名相同且必须是字符 $a = array("w"=>1,1,2,3,4); $b = array("w"=>2,1,2,3,5); $a = array_merge($a,$b); var_dump($a); 这样写被不被认为...
键名相同且必须是字符 $a = array("w"=>1,1,2,3,4); $b = array("w"=>2,1,2,3,5); $a = array_merge($a,$b); var_dump($a); 这样写被不被认为...