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kris.js
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kris.js
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function action1(a) {
document.getElementById("inpt").focus();
if (a=="D") {
document.getElementById("display1").innerHTML="";
document.getElementById("display2").innerHTML="";
document.getElementById("inpt").value="";
return;
}
var str1="0123456789.";
var str2=document.getElementById("inpt").value;
if (a=="C") {
str2=str2.substr(0,str2.length-1);
document.getElementById("inpt").value=str2;
return;
}
var cstr=document.getElementById("display1").innerHTML;
if (str1.includes(a)) {
if (a==".") {
if (str2.length>0) {
if (str2.includes(".")) {return;}
}
}
str2=str2 + a;
document.getElementById("inpt").value=str2;return;
} else {
if (str2==""){
if (cstr.substr(cstr.length-1,1)!="=") {
document.getElementById("display1").innerHTML=cstr.substr(0,cstr.length-1)+a;
return;
} else {
var str3=document.getElementById("display2").innerHTML;
if (str3!="") {
document.getElementById("display1").innerHTML=str3+a;
}
return;}
} else {
if (cstr.substr(cstr.length-1,1)=="=") {
document.getElementById("display1").innerHTML=str2+a;
document.getElementById("display2").innerHTML=str2;
document.getElementById("inpt").value="";
return;}
}
cstr=cstr+str2;
document.getElementById("display1").innerHTML=cstr+a;
cstr=cstr.replaceAll('√','~');
var ans=cstr.replaceAll(/[^\d.]/g, "#");
var numpart=ans.split("#");
ans=cstr.replaceAll(/[\d.]/g, "");
var mstring=numpart[0];
var mval=0;
for (var i=0;i<ans.length;i++ ) {
if (ans[i]=="^") {
mval=Math.pow(mstring,numpart[i + 1]);
mval=mval.toFixed(13);
cstr=cstr.replaceAll(mstring + "^" + numpart[i + 1],mval);
mstring=mval;
}
else if (ans[i]=="~") {
mval=Math.pow(mstring,1/numpart[i + 1]);
mval=mval.toFixed(13);
cstr=cstr.replaceAll(mstring + "~" + numpart[i + 1],mval);
mstring=mval;
} else {
mstring=numpart[i + 1];
}
}
ans = eval(cstr);
ans=ans.toFixed(13);
ans=parseFloat(ans);
document.getElementById("display2").innerHTML=ans;
document.getElementById("inpt").value="";
}
}
function myFunction (evt) {
var kCode = (evt.which) ? evt.which : evt.keyCode
if (kCode>95&&kCode<106) {
} else if (kCode==8) {
} else if (kCode==110) {
}
else if (kCode == 39) {action1("^");
evt.preventDefault();
return false;}
else if (kCode == 220) {action1("√");
evt.preventDefault();
return false;}
else if (kCode == 107) {action1("+");
evt.preventDefault();
return false;}
else if (kCode == 109) {action1("-");
evt.preventDefault();
return false;}
else if (kCode == 187) {action1("=");
evt.preventDefault();
return false;}
else if (kCode == 106) {action1("*");
evt.preventDefault();
return false;}
else if (kCode == 111) {action1("/");
evt.preventDefault();
return false;}
else if (kCode == 46) {action1("D");
evt.preventDefault();
return false;}
else if (kCode == 13) {action1("=");
evt.preventDefault();
return false;}
else if (kCode == 61) {action1("=");
evt.preventDefault();
return false;}
else {
evt.preventDefault();
return false;
}
}