Count Words : String « Data Type « JavaScript DHTML
- JavaScript DHTML
- Data Type
- String
Count Words
<HTML>
<HEAD>
<SCRIPT>
function countWords(str){
var count = 0;
words = str.split(" ");
for (i=0 ; i < words.length ; i++){
if (words[i] != "")
count += 1;
}
document.theForm.results.value = count;
}
</SCRIPT>
</HEAD>
<BODY>
<FORM name="theForm">
Enter a text string:
<TEXTAREA name=inStr rows=5 cols=90>
</TEXTAREA>
<INPUT type=button value="Count Words" onClick="countWords(document.theForm.inStr.value)";>
<INPUT type=button value="Clear" onClick='document.theForm.inStr.value=""';>
<TEXTAREA name=results rows=5 cols=90>
</TEXTAREA>
</FORM>
</BODY>
</HTML>
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