开灯练习 match
2013-11-16 06:27:04 -0500
点击灯泡来点亮或熄灭这盏灯
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element=document.getElementById('myimage')
if (element.src.match("bulbon"))
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<img id="myimage" onclick="changeImage()" src="
http://www.w3school.com.cn/i/eg_bulboff.gif"><p>点击灯泡来点亮或熄灭这盏灯</p>
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