JavaScript: Difference between revisions
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=== examples === | |||
<syntaxhighlight lang="javascript"> | <syntaxhighlight lang="javascript"> | ||
Math.max(2,4); // 4 | Math.max(2,4); // 4 | ||
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confirm("Shall we, then?"); // OK, Cancel | confirm("Shall we, then?"); // OK, Cancel | ||
prompt("Tell me everything you know.","..."); // default "..." OK, Cancel | prompt("Tell me everything you know.","..."); // default "..." OK, Cancel | ||
print("X"); | print("X"); // print to printer | ||
// | |||
var theNumber = Number(prompt("Pick a number", "")); | |||
if (!isNaN(theNumber)) | |||
alert("Your number is the square root of " + (theNumber * theNumber)); | |||
</syntaxhighlight> | </syntaxhighlight> | ||
Revision as of 21:57, 2 April 2016
examples
Math.max(2,4); // 4
Math.min(2,4) + 100; // 102
confirm("Shall we, then?"); // OK, Cancel
prompt("Tell me everything you know.","..."); // default "..." OK, Cancel
print("X"); // print to printer
//
var theNumber = Number(prompt("Pick a number", ""));
if (!isNaN(theNumber))
alert("Your number is the square root of " + (theNumber * theNumber));