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0 == false; // true
1 == true; // true
'' == false // true
null == false // true
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0 === false; // false
1 === true; // false
'' === false // false
null === false // false
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!!0 === false; // true
!!1 === true; // true
!!'' === false // true
!!null === false // true
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function plus(base, added) {
return base + added;
}
plus(2); // NaN
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function plus(base, added) {
added = added || 1;
return base + added;
}
plus(2); // 3
plus(2, 2); // 4
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function plus(base, added) {
added = added || (added === 0 ? 0 : 1);
return base + added;
}
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}
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[WebMethod]
public int DoMulti(int num1,int num2)
{
int result;
result = num1 * num2;
return result;
}
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function test()
{
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{
alert("²»Äܳ¬¹ý50¸ö×Ö·û£¡");
document.a.b.focus();
return false;
}
}
</script>
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