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n.Head, ping (onomatopoeia for shooting, explosion, etc.)
javascript pow() method syntax
Function: Returns the value of x raised to the y power.
Syntax: Math.pow(x,y)
Parameters: x Required. base. Must be a number. y is required. Power number. Must be a number.
Return: x raised to the y power.
Description: If the result is an imaginary or negative number, this method will return NaN. If a floating point overflow occurs due to an exponent that is too large, this method returns Infinity.
javascript pow() method example
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <script type="text/javascript"> //把 pow() 运用到不同的数字组合上 document.write(Math.pow(0,0) + "<br />") document.write(Math.pow(0,1) + "<br />") document.write(Math.pow(1,1) + "<br />") document.write(Math.pow(1,10) + "<br />") document.write(Math.pow(2,3) + "<br />") document.write(Math.pow(-2,3) + "<br />") document.write(Math.pow(2,4) + "<br />") document.write(Math.pow(-2,4) + "<br />") </script> </body> </html>
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