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Php数组输出三种形式 php打印数组
$bbbb=array("11"=>"aaa","22"=>"bbb");
//方式一:只能输出值value不能输出key foreach($bbbb as $color) echo $color; //方法二:value与key都可输出 foreach($bbbb as $key=>$value) echo $key."=>".$value; //方法三:value与key都可输出 while($color=each($bbbb)){ echo $color['key']; } print_r() var_dump() <? $a = array (1, 2, array ("a", "b", "c")); var_dump ($a); ?> 输出结果: array(3) { [0]=> int(1) [1]=> int(2) [2]=> array(3) { [0]=> string(1) "a" [1]=> string(1) "b" [2]=> string(1) "c" } } |
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