📄 ch4_examp3.htm

📁 javascript source code part1

💻 HTM

字号:

<HTML>
<BODY>
<SCRIPT Language=JavaScript>

var myNumber = prompt("Enter the number to be rounded","");

document.write("<H3>The number you entered was " + myNumber + "</H3><BR>");
document.write("<P>The rounding results for this number are</P>");
document.write("<TABLE WIDTH=150 BORDER=1>");
document.write("<TR><TH>Method</TH><TH>Result</TH></TR>");
document.write("<TR><TD>parseInt()</TD><TD>"+ parseInt(myNumber) +"</TD></TR>");
document.write("<TR><TD>ceil()</TD><TD>" + Math.ceil(myNumber) + "</TD></TR>");
document.write("<TR><TD>floor()</TD><TD>"+ Math.floor(myNumber) + "</TD></TR>");
document.write("<TR><TD>round()</TD><TD>" + Math.round(myNumber) +"</TD></TR>");
document.write("</TABLE>")

</SCRIPT>
</BODY>
</HTML>

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