设置Java提示
Windows->Preferences->Java->Editor->Content Assist
->Auto Activation triggers for java 值为
.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW
设置JavaScript提示
JavaScript->Editor->Content Assist
->Auto Activation triggers for javaScript 值
.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW
设置HTML提示
Web->HTML Files->Editor->Content Assist
->Prompt when these characters are inserted 值
<=.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW