JavaScript¾ÍÕâô»ØÊ (JS»ù´¡ÖªÊ¶ÕûÀí)
1 ´´½¨½Å±¾¿é
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<script language=”JavaScript”>
JavaScript ´úÂëдÔÚÕâÀïÃæ
</script>
2 Òþ²Ø½Å±¾´úÂë
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<script language=”JavaScript”>
<!--
document.write(“Hello”);
// -->
</script>
ÔÚ²»Ö§³ÖJavaScriptµÄä¯ÀÀÆ÷Öн«²»Ö´ÐÐÏà¹Ø´úÂë
3 ä¯ÀÀÆ÷²»Ö§³ÖµÄʱºòÏÔʾ
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<noscript>
Hello to the non-JavaScript browser.
</noscript>
4 Á´½ÓÍⲿ½Å±¾Îļþ
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<script language=”JavaScript” src="/”filename.js"”></script>
5 ×¢Êͽű¾
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// This is a comment
document.write(“Hello”); // This is a comment
/*
All of this
is a comment
*/
6 Êä³öµ½ä¯ÀÀÆ÷
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document.write(“<strong>Hello</strong>”);
7 ¶¨Òå±äÁ¿
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var myVariable = “some value”;
8 ×Ö·û´®Ïà¼Ó
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var myString = “String1” + “String2”;
9 ×Ö·û´®ËÑË÷
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<script language=”JavaScript”>
<!--
var myVariable = “Hello there”;
var therePlace = myVariable.search(“there”);
document.write(therePlace);
// -->
</script>
10 ×Ö·û´®Ìæ»»
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thisVar.replace(“Monday”,”Friday”);
11 ¸ñʽ»¯×Ö´®
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<script language=”JavaScript”>
<!--
var myVariable = “Hello there”;
document.write(myVariable.big() + “<br>”);
document.write(myVariable.blink() + “<br>”);
document.write(myVariable.bold() + “<br>”);
document.write(myVariable.fixed() + “<br>”);
document.write(myVariable.fontcolor(“red”) + “<br>”);
document.write(myVariable.fontsize(“18pt”) + “<br>”);
document.write(myVariable.
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function regIsDigit(fData)
{
var reg = new RegExp("^[0-9]$");
return (reg.test(fData));
}
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document Îĵ²¶ÔÏó - JavaScript½Å±¾ÓïÑÔÃèÊö
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