Function InfixtoPostfix

assets/js/infixevaluator.js:92–165

()

function InfixtoPostfix()
{
    var postfix=[];
    var temp=0;
    push('@');
    infixstring= document.getElementById("infixvalue").value;
    var infixval=[];
    var temp2="";
    for(var i=0;i<infixstring.length;i++)
    {
        if(operator(infixstring[i]))
        {
            infixval.push(temp2);
            infixval.push(infixstring[i]);
            temp2="";
        }
        else temp2+=infixstring[i];
    }
    if(temp2!=="")
    {
        infixval.push(temp2);
    }
   
    for(var i=0;i<infixval.length;i++)
    {
        var el=infixval[i];
        if(operator(el))
        {
            if (el ==')') {
                while (stackarr[topp] != "(") {
                  postfix[temp++] = pop();
                  postfix[temp++]="$";
                }
          pop();
            }
            else if(el=='(')
            {
                push(el);
            }

            else if(precedency(el)>precedency(stackarr[topp]))
            {
                push(el);
            }
            else
            {
                while(precedency(el)<=precedency(stackarr[topp])&&topp>-1)
                {
                     postfix[temp++]=pop();
                     postfix[temp++]="$"
                }
                push(el);
            }
        }
        else{
            postfix[temp++]=el;
            postfix[temp++]="$"
        }