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php嵌套数组递归搜寻返回数组key

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发布: 2016-06-13 12:14:55
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php嵌套数组递归搜索返回数组key

<span style="color: #0000ff;">var</span> rewardTypes={"experience":{"\u7ecf\u9a8c\u503c":{"1":"\u660e\u661f\u6587\u827a\u996d","2":"\u6587\u827a","3":"\u963f\u91cc\u5df4\u5df4\u7f51"}},"money":{"\u865a\u62df\u8d27\u5e01":{"little_red_heart":"\u5c0f\u7ea2\u5fc3","golden_heart":"\u91d1\u8272\u4e4b\u5fc3","diamond_heart":"\u94bb\u77f3\u5fc3"}}};
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使用1:

getShowText("3",rewardTypes,true);

返回:

"经验值"

使用2:

getShowText("3",rewardTypes);

返回:

"阿里巴巴网"

<span style="color: #008000;">//</span><span style="color: #008000;">递归搜索key对应文本,isParent=true则返回所在父节点对应文本名,false则返回匹配到的节点文本</span><span style="color: #000000;">function getShowText(keyid,data,isParent){    </span><span style="color: #0000ff;">var</span> title=<span style="color: #800000;">""</span><span style="color: #000000;">;     </span><span style="color: #0000ff;">for</span>(<span style="color: #0000ff;">var</span> key <span style="color: #0000ff;">in</span><span style="color: #000000;"> data){        </span><span style="color: #0000ff;">if</span>(keyid==<span style="color: #000000;">key){            </span><span style="color: #0000ff;">if</span>(<span style="color: #0000ff;">typeof</span>(data[key])==<span style="color: #800000;">"</span><span style="color: #800000;">object</span><span style="color: #800000;">"</span><span style="color: #000000;">){                </span><span style="color: #0000ff;">for</span>(<span style="color: #0000ff;">var</span> item <span style="color: #0000ff;">in</span><span style="color: #000000;"> data[key]){                    title</span>=<span style="color: #000000;">item;                    </span><span style="color: #0000ff;">break</span><span style="color: #000000;">;                }                </span><span style="color: #0000ff;">break</span><span style="color: #000000;">;            }</span><span style="color: #0000ff;">else</span><span style="color: #000000;">{                title</span>=<span style="color: #000000;">data[key];            }            </span><span style="color: #0000ff;">break</span><span style="color: #000000;">;        }</span><span style="color: #0000ff;">else</span> <span style="color: #0000ff;">if</span>(<span style="color: #0000ff;">typeof</span>(data[key])==<span style="color: #800000;">"</span><span style="color: #800000;">object</span><span style="color: #800000;">"</span><span style="color: #000000;">){             title</span>=<span style="color: #000000;">getShowText(keyid,data[key],isParent);            </span><span style="color: #0000ff;">if</span>(title!=<span style="color: #800000;">""</span><span style="color: #000000;">){                </span><span style="color: #0000ff;">if</span><span style="color: #000000;">(isParent){                    </span><span style="color: #0000ff;">for</span>(<span style="color: #0000ff;">var</span> item <span style="color: #0000ff;">in</span><span style="color: #000000;"> data[key]){                        title</span>=<span style="color: #000000;">item;                    }                }                </span><span style="color: #0000ff;">break</span><span style="color: #000000;">;            }        }    }    </span><span style="color: #0000ff;">return</span><span style="color: #000000;"> title;}</span>
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