<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" > |
<html> |
<head> |
<title>函数的返回值</title> |
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</head> |
<body> |
<script type= "text/javascript" > |
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//定义函数: |
function demo(){ |
alert( "itcast" ); |
return "你好" ; |
} |
var v = demo(); |
alert(v); |
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//定义函数 |
function func(){ |
//在这里有个内置的数组arguments |
for ( var i=0;i<arguments.length;i++){ |
document.write(arguments[i]+ " " ) |
} |
document.write( "<hr/>" ); |
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} |
func(); |
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func(1,2); |
func( "a" ,1,4, true , false ); |
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</script> |
</body> |
</html> |