Using the Array.join() Method : Array « Language Basics « JavaScript DHTML






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  2. Language Basics
  3. Array

Using the Array.join() Method

  
<HTML>
<HEAD>
<TITLE>Array.join()</TITLE>
<SCRIPT LANGUAGE="JavaScript1.1">
solarSys = new Array(9)
solarSys[0] = "Mercury"
solarSys[1] = "Venus"
solarSys[2] = "Earth"
solarSys[3] = "Mars"
solarSys[4] = "Jupiter"
solarSys[5] = "Saturn"
solarSys[6] = "Uranus"
solarSys[7] = "Neptune"
solarSys[8] = "Pluto"
// join array elements into a string
function convert(form) {
    var delimiter = form.delim.value
    form.output.value = unescape(solarSys.join(delimiter))
}
</SCRIPT>
<BODY>
<H2>Converting arrays to strings</H2>
This document contains an array of planets in our solar system.<HR>
<FORM>
Enter a string to act as a delimiter between entries:
<INPUT TYPE="text" NAME="delim" VALUE="," SIZE=5><P>
<INPUT TYPE="button" VALUE="Display as String" onClick="convert(this.form)">
<INPUT TYPE="reset">
<TEXTAREA NAME="output" ROWS=4 COLS=40 WRAP="virtual">
</TEXTAREA>
</FORM>
</BODY>
</HTML>








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