в 10:00, 26 мая 2010

2010-05-26T10:00:07Z

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2010-05-26T07:23:26Z

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=="abs()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.abs(-10));">Math.abs(-10)</button>
</body>
</html>

</source>

=="acos()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.acos(1));">Math.acos(1)</button>
</body>
</html>

</source>

=="asin()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.asin(1));">Math.asin(1)</button>
</body>
</html>

</source>

=="atan2()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.atan2(1,1));">Math.atan2(1,1)</button>
</body>
</html>

</source>

=="atan()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.atan(1));">Math.atan(1)</button>
</body>
</html>

</source>

=="ceil()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.ceil(1.1));">Math.ceil(1.1): CEIL</button>
</body>
</html>

</source>

=="cos()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.cos(1));">Math.cos(1)</button>
</body>
</html>

</source>

=="E" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.E);">Math.E</button>
</body>
</html>

</source>

=="exp()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.exp(1));">Math.exp(1)</button>
</body>
</html>

</source>

=="floor()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.floor(1.1));">Math.floor(1.1)</button>
</body>
</html>

</source>

=="isNaN()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(isNaN("12.34"));">isNaN("12.34") True</button>
<button onclick="alert(isNaN("Hello"));">isNaN("Hello") False</button>
</body>
</html>

</source>

=="LN10" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.LN2);">Math.LN2</button>
</body>
</html>

</source>

=="LN2" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.LN10);">Math.LN10</button>
</body>
</html>

</source>

=="LOG10E" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.LOG10E);">Math.Log10E</button>
</body>
</html>

</source>

=="LOG2E" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.LOG2E);">Math.Log2E</button>
</body>
</html>

</source>

=="log()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.log(1));">Math.log(1)</button>
</body>
</html>

</source>

==Math functions==



<source lang="html4strict">

Math Description Methods
abs(x) Returns the absolute value of x.
acos(x) Returns the arc cosine of x in radians.
asin(x) Returns the arc sine of x in radians.
atan(x) Returns the arc tangent of x in radians.
atan2(y,x) Returns the arc tangent of the quotient of its Arguments, that is, y/x.
ceil(x) Returns the smallest integer greater than or equal to x.
cos(x) Returns the cosine of x.
exp(x) Returns ex, where x is the Argument and e is Euler"s constant.
floor(x) Returns the largest integer less than or equal to x.
log(x) Returns the natural logarithm (base E) of x.
max(x,y) Returns the greater of the two numbers x and y.
min(x,y) Returns the lesser of the two numbers x and y.
pow(x,y) Returns xy, traditionally base to the exponent power, that is, baseexponent.
random() Returns a pseudo-random number between 0 and 1.
round(x) Returns the value of x rounded to the nearest integer with .50 as cutoff.
sin(x) Returns the sine of x.
sqrt(x) Returns the square root of x.
tan(x) Returns the tangent of x.

</source>

=="max()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.max(1, 2));">Math.max(1, 2)</button>
</body>
</html>

</source>

=="MAX_VALUE" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Number.MAX_VALUE);">MAX_VALUE</button>
<button onclick="alert(Number.MIN_VALUE);">MIN_VALUE</button>
<button onclick="alert(Number.NEGATIVE_INFINITY);">NEGATIVE_INFINITY</button>
<button onclick="alert(Number.POSITIVE_INFINITY);">POSITIVE_INFINITY</button>
</body>
</html>

</source>

=="min()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.min(1, 2));">Math.min(1, 2)</button>
</body>
</html>

</source>

=="MIN_VALUE" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Number.MAX_VALUE);">MAX_VALUE</button>
<button onclick="alert(Number.MIN_VALUE);">MIN_VALUE</button>
<button onclick="alert(Number.NEGATIVE_INFINITY);">NEGATIVE_INFINITY</button>
<button onclick="alert(Number.POSITIVE_INFINITY);">POSITIVE_INFINITY</button>
</body>
</html>

</source>

=="NEGATIVE_INFINITY" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Number.MAX_VALUE);">MAX_VALUE</button>
<button onclick="alert(Number.MIN_VALUE);">MIN_VALUE</button>
<button onclick="alert(Number.NEGATIVE_INFINITY);">NEGATIVE_INFINITY</button>
<button onclick="alert(Number.POSITIVE_INFINITY);">POSITIVE_INFINITY</button>
</body>
</html>

</source>

=="parseFloat()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(parseFloat("12.34"));">parseFloat("12.34")</button>
<button onclick="alert(parseFloat("Hello"));">parseFloat("Hello")</button>
</body>
</html>

</source>

=="parseInt()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(parseInt("12.34"));">parseInt("12.34")</button>
<button onclick="alert(parseInt("Hello"));">parseInt("Hello")</button>
</body>
</html>

</source>

=="PI" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.PI);">Math.PI</button>
</body>
</html>

</source>

=="POSITIVE_INFINITY" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Number.MAX_VALUE);">MAX_VALUE</button>
<button onclick="alert(Number.MIN_VALUE);">MIN_VALUE</button>
<button onclick="alert(Number.NEGATIVE_INFINITY);">NEGATIVE_INFINITY</button>
<button onclick="alert(Number.POSITIVE_INFINITY);">POSITIVE_INFINITY</button>
</body>
</html>

</source>

=="pow()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.pow(2,2));">Math.pow(2,2)</button>
</body>
</html>

</source>

=="round()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.round(1.33));">Math.round(1.33)</button>
</body>
</html>

</source>

=="sin()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.sin(1));">Math.sin(1)</button>
</body>
</html>

</source>

=="SQRT1_2" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.SQRT1_2);">Math.Sqrt1_2</button>
</body>
</html>

</source>

=="SQRT2" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.SQRT2);">Math.Sqrt2</button>
</body>
</html>

</source>

=="sqrt()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.sqrt(2));">Math.sqrt(2)</button>
</body>
</html>

</source>

=="tan()" Example==



<source lang="html4strict">

<html>
<body>
<button onclick="alert(Math.tan(1));">Math.tan(1) = ? </button>
</body>
</html>

</source>

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Admin: 1 версия