Open Window--preferences
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Select Java--editor--mark occurent, tick Mark occurrences of the selected element in the current file on the right
650) this.width=650; "class=" ikqb_img "src=" https://gss0.baidu.com/9vo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D600% 2c800/sign=94e684cbe3dde711e7874bf097dfe223/bf096b63f6246b604db786baedf81a4c500fa246.jpg "style=" border:0px; " alt= "bf096b63f6246b604db786baedf81a4c500fa246"/>
You can see the click Book and the book below is highlighted in dark color
650) this.width=650; "class=" ikqb_img "src=" https://gss0.baidu.com/9vo3dSag_xI4khGko9WTAnF6hhy/zhidao/wh%3D600% 2c800/sign=3cdedc3a57da81cb4eb38bcb6256fc2e/f11f3a292df5e0fe0895bdcf5a6034a85fdf726a.jpg "style=" border:0px; " alt= "f11f3a292df5e0fe0895bdcf5a6034a85fdf726a"/>
This article is from the "Jianbo" blog, make sure to keep this source http://jianboli.blog.51cto.com/12075002/1885482
Eclipse selects a word other the same is also selected