strings.js

// This program splits a given comma-separated name into first and last name
// components and then displays the name.
//
// References:
// https://www.mathsisfun.com/temperature-conversion.html
// https://en.wikibooks.org/wiki/JavaScript

main();

functionmain()
{
varname;
varlast;
varfirst;

name=getName();
last=getLast(name);
first=getFirst(name);
displayName(first,last);
}

functiongetName()
{
varname;
varindex;

do
{
name=input("Enter name (last, first):");
index=name.indexOf(",");
}while(index<0);

returnname;
}

functiongetLast(name)
{
varlast;
varindex;

index=name.indexOf(",");
if(index<0)
{
last="";
}
else
{
last=name.substring(0,index);
}

returnlast;
}

functiongetFirst(name)
{
varfirst;
varindex;

index=name.indexOf(",");
if(index<0)
{
first="";
}
else
{
first=name.substring(index+1);
first=first.trim();
}

returnfirst;
}

functiondisplayName(first,last)
{
output("Hello "+first+" "+last+"!");
}

functioninput(text){
if(typeofwindow==='object'){
returnprompt(text)
}
elseif(typeofconsole==='object'){
constrls=require('readline-sync');
varvalue=rls.question(text);
returnvalue;
}
else{
output(text);
varisr=newjava.io.InputStreamReader(java.lang.System.in);
varbr=newjava.io.BufferedReader(isr);
varline=br.readLine();
returnline.trim();
}
}

functionoutput(text){
if(typeofdocument==='object'){
document.write(text);
}
elseif(typeofconsole==='object'){
console.log(text);
}
else{
print(text);
}
}

Try It

See Also