javascript indexOf方法
时间: 2023-10-09 09:04:38 浏览: 36
JavaScript的indexOf方法是用于查找字符串或数组中某个指定的元素或字符串值在其中的位置。它会从头到尾地检索,如果找到了对应的元素或字符串值,则返回第一次出现的位置。如果在字符串或数组中没有找到指定的元素或字符串值,则返回-1。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *3* [js的indexOf方法](https://blog.csdn.net/Smile_666666/article/details/119595672)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
- *2* [javascript学习系列(14):数组中的indexOf方法](https://blog.csdn.net/weixin_43392489/article/details/119918907)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
[ .reference_list ]