1.
Menghitung Karakter
-length
2.
Menguji Stirng
- indexOf (“string”)
- match(“string”)
3.
Memunjulkan bagian string tertentu
- Substr(start_num,value)
-
Substring(start_num,value_from_begin)
-replace (“string”,”change with”)
5.
Mengubah huruf besar/kecil
-toLowerCase()
-toUpperCase()
6.
Style string
-big()
-small()
-bold()
-italics()
-fixed()
-strike()
-fontcolor(“color_name”)
-fontsize(“#value”)
-sub
-sup
example :
<script language="javascript">
<!--
document.write("<font face ='trebuchet ms' color='#88c4ff'>");
str="STMIK Pontianak"
document.write ("Karakter = ",str,"<br>")
document.write ("Panjang Karakter = ",str.length,"<br>")
document.write ("Uji Karakter STMIK = ",str.indexOf("STMIK"),"<br>")
document.write ("Uji Karakter STMIK = ",str.match("STMIK"),"<br>")
document.write ("Uji Karakter MTK = ",str.indexOf("MTK"),"<br>")
document.write ("Uji Karakter MTK = ",str.match("MTK"),"<br>")
document.write ("Karakter ke 5,8 = ",str.substr("5,8"),"<br>")
document.write ("Karakter ke 5,8 = ",str.substring("5,8"),"<br>")
document.write ("Ganti Karakter = ",str.replace("Pontianak","Jakarta"),"<br>")
document.write ("Upper Case= ",str.toUpperCase(),"<br>")
document.write ("Lower Case= ",str.toLowerCase(),"<br>")
document.write ("Style Big= ",str.big(),"<br>")
document.write ("Style Small= ",str.small(),"<br>")
document.write ("Style Bold= ",str.bold(),"<br>")
document.write ("Style Italics= ",str.italics(),"<br>")
document.write ("Style Fixed= ",str.fixed(),"<br>")
document.write ("Style Strike= ",str.strike(),"<br>")
document.write ("Style Font Color= ",str.fontcolor("pink"),"<br>")
document.write ("Style Font Size= ",str.fontsize("#5"),"<br>")
document.write ("Style Sub= ",str.sub(),"<br>")
document.write ("Style Sup= ",str.sup(),"<br>")
document.write("</font>");
//-->
</script>
<!--
document.write("<font face ='trebuchet ms' color='#88c4ff'>");
str="STMIK Pontianak"
document.write ("Karakter = ",str,"<br>")
document.write ("Panjang Karakter = ",str.length,"<br>")
document.write ("Uji Karakter STMIK = ",str.indexOf("STMIK"),"<br>")
document.write ("Uji Karakter STMIK = ",str.match("STMIK"),"<br>")
document.write ("Uji Karakter MTK = ",str.indexOf("MTK"),"<br>")
document.write ("Uji Karakter MTK = ",str.match("MTK"),"<br>")
document.write ("Karakter ke 5,8 = ",str.substr("5,8"),"<br>")
document.write ("Karakter ke 5,8 = ",str.substring("5,8"),"<br>")
document.write ("Ganti Karakter = ",str.replace("Pontianak","Jakarta"),"<br>")
document.write ("Upper Case= ",str.toUpperCase(),"<br>")
document.write ("Lower Case= ",str.toLowerCase(),"<br>")
document.write ("Style Big= ",str.big(),"<br>")
document.write ("Style Small= ",str.small(),"<br>")
document.write ("Style Bold= ",str.bold(),"<br>")
document.write ("Style Italics= ",str.italics(),"<br>")
document.write ("Style Fixed= ",str.fixed(),"<br>")
document.write ("Style Strike= ",str.strike(),"<br>")
document.write ("Style Font Color= ",str.fontcolor("pink"),"<br>")
document.write ("Style Font Size= ",str.fontsize("#5"),"<br>")
document.write ("Style Sub= ",str.sub(),"<br>")
document.write ("Style Sup= ",str.sup(),"<br>")
document.write("</font>");
//-->
</script>
getElementByID
<html><head>
<title>Untitled Document</title>
<script language="javascript">
function cetak()
{
document.getElementById("hasil").innerHTML = "Bleajar Java script";
}
</script>
</head>
<body>
<input type="button" value="cetak" onclick="cetak()" />
<p id="hasil"> </p>
</body>
</html>
Contoh pada input tanpa adanya form pada inputnya
<script language="javascript">
function lala()
{
if (document.getElementById("hobby").checked)
{
document.getElementById("cetak").innerHTML="lalala"
}
else
{
document.getElementById("cetak").innerHTML="lasdfsfg"
}
}
</script>
</head>
<body>
<input type="checkbox" id="hobby" onclick="lala()">lalala
<p id="cetak"> </p>
</body>
function lala()
{
if (document.getElementById("hobby").checked)
{
document.getElementById("cetak").innerHTML="lalala"
}
else
{
document.getElementById("cetak").innerHTML="lasdfsfg"
}
}
</script>
</head>
<body>
<input type="checkbox" id="hobby" onclick="lala()">lalala
<p id="cetak"> </p>
</body>
Untu
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