3.3.4 提问：在WordPress中，如何创建⼀个⾃定义的Hook？请提供代码⽰例。
在WordPress中，要创建⼀个⾃定义的Hook，需要使⽤add_action或add_filter函数。add_action⽤于执⾏特定操作，add_filter⽤于修改特定的数据。⾸先，使⽤add_action或add_filter函数并传⼊⾃定义的hookfunction custom_function() {// 执⾏⾃定义函数的操作 }// 创建⾃定义Hook
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I will design rough sketches for upto 5 Screens of your website/Mobile app.
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I will design rough sketches for upto 5 Screens of your website/Mobile app.
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