使用eclipse自帶的插件，無需另外安裝插件，具體步驟如下
1.打開eclipse→Windows→Preferences→Java→Editor→Content Assist修改Auto Activation triggers for java的值為：.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW
點擊apply按鈕

2.繼續打開JavaScript→Editor→Content Assist修改Auto Activation triggers for javaScript的值為：.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW 點擊apply按鈕

繼續打開web→html Files→Editor→Content Assist
修改Prompt when these characters are inserted:的值為：<=.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW 點擊apply按鈕保存文件。