Full version: jsB@nk » Calculation » Calculator » Advanced Calculator
URL: https://www.javascriptbank.com/advanced-calculator.html
This is a very sharp looking advanced calculator code made using JavaScript and HTML.
Full version: jsB@nk » Calculation » Calculator » Advanced Calculator
URL: https://www.javascriptbank.com/advanced-calculator.html
<SCRIPT>LastOper = '';TempVal = 0;NewNum = 'Y';Memval = 0;Dotused = "N";Curroption = 4;Maxoption = 19;FirstinXonY = '';Statelements = [0];n = 0;Ave = 0;Max = 1.1111111234;Min = 1.1111111234;Dummymaxmin = 1.1111111234;Sum = 0;additionalfunctions = ["x^2", "2^x", "x^y", "x^3", " n! ", "Log", " Pi ", " h ", "Tan", "Cot", "Sin", "Cos", "Add", "Sum", "Ave", "Max", "Min", " n ", "Clr St", "Sta"]; function backspace() { strlen = document.calc.Results.value.length; if (strlen > 1 && document.calc.Results.value != "0."){document.calc.Results.value = document.calc.Results.value.substring(0,strlen-1);} document.calc.EQ.focus();}function Onediv(){ if (document.calc.Results.value == '0.') { document.calc.Results.value = "Can't Devide By 0"; } else { document.calc.Results.value = 1 / document.calc.Results.value; NewNum = "Y"; } document.calc.EQ.focus();}function MoreOptions(){ if (Curroption > Maxoption) {Curroption = 0;} document.calc.opt1.value = additionalfunctions[Curroption++]; if (Curroption > Maxoption) {Curroption = 0;} document.calc.opt2.value = additionalfunctions[Curroption++]; if (Curroption > Maxoption) {Curroption = 0;} document.calc.opt3.value = additionalfunctions[Curroption++]; if (Curroption > Maxoption) {Curroption = 0;} document.calc.opt4.value = additionalfunctions[Curroption++]; document.calc.EQ.focus();}function Advfunction(Pos){ Pos += Curroption; Pos -= 4; if (Pos < 0) {Pos = Maxoption + Pos;} if (Pos == 0) {document.calc.Results.value *= document.calc.Results.value;} if (Pos == 1) { Temp = 1; for (var I = 0 ;I < document.calc.Results.value; I++) { Temp *= 2; } document.calc.Results.value = Temp; } if (Pos == 2) { if (FirstinXonY == '') { FirstinXonY = document.calc.Results.value; } else { Temp = FirstinXonY; for (var I = 1 ;I < document.calc.Results.value; I++) { Temp *= FirstinXonY; } document.calc.Results.value = Temp; FirstinXonY = ''; } } if (Pos == 4){Temp = 0; for (var I = 1; I <= document.calc.Results.value;I++) {Temp += I} document.calc.Results.value = Temp;} if (Pos == 6){document.calc.Results.value = 3.14159265359;} if (Pos == 12) { Statelements[++n] = document.calc.Results.value; Expres = "Sum = + +" + Sum + " + " + "+" + document.calc.Results.value; eval(Expres); Ave = Sum/n; Max = 1 * Max; Min = 1 * Min; if (Max < document.calc.Results.value || Max == Dummymaxmin) {Max = document.calc.Results.value;} if (Min > document.calc.Results.value || Min == Dummymaxmin) {Min = document.calc.Results.value;} } if (Pos == 13){document.calc.Results.value = Sum;} if (Pos == 14){document.calc.Results.value = Ave;} if (Pos == 15){if (n > 0) {document.calc.Results.value = Max;}} if (Pos == 16){if (n > 0) {document.calc.Results.value = Min;}} if (Pos == 17){document.calc.Results.value = n;} if (Pos == 18) { Statelements = [0]; n = 0; Ave = 0; Max = 1.1111111234; Min = 1.1111111234; Dummymaxmin = 1.1111111234; Sum = 0; } if (Pos == 19) { if (n > 0) { myWindow = window.open("", "newwin", "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0,width=200,height=180,left=400,top=300"); myWindow.document.open(); myWindow.document.write("<HTML><HEAD>"); myWindow.document.write("<TITLE>Statistics</TITLE>"); myWindow.document.write("</HEAD><FORM><BODY BGCOLOR=#FFFFFF TEXT=black>\n<CENTER>"); myWindow.document.write("<TABLE ALIGN=CENTER>"); myWindow.document.write("<TR><TD><B>n</B></TD><TD>: " , n , "</TD></TR>"); myWindow.document.write("<TR><TD><B>Sum</B></TD><TD>: ", Sum, "</TD></TR>"); myWindow.document.write("<TR><TD><B>Ave</B></TD><TD>: ", Ave, "</TD></TR>"); myWindow.document.write("<TR><TD><B>Max</B></TD><TD>: ", Max, "</TD></TR>"); myWindow.document.write("<TR><TD><B>Min</B></TD><TD>: ", Min, "</TD></TR>"); myWindow.document.write("</TABLE>"); myWindow.document.write(" <BR><INPUT TYPE='SUBMIT' VALUE='OK' onClick='window.close()'</FORM>\n</CENTER>"); myWindow.document.write("</BODY></HTML>"); myWindow.document.close(); } else { myWindow = window.open("", "newwin", "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0,width=200,height=180,left=400,top=300"); myWindow.document.open(); myWindow.document.write("<HTML><HEAD>"); myWindow.document.write("<TITLE> No Statistics</TITLE>"); myWindow.document.write("</HEAD><FORM><BODY BGCOLOR=#FFFFFF TEXT=BLACK>\n<CENTER>"); myWindow.document.write("<U><B>No Statistics</B></U><BR><BR>You did not add any item<BR>to the statistics<BR>To add items, use The<BR>'Add' Button"); myWindow.document.write("<BR><BR><INPUT TYPE='SUBMIT' VALUE='OK' onClick='window.close()'</FORM></CENTER>"); myWindow.document.write("</BODY></HTML>"); myWindow.document.close(); } } NewNum = 'Y';} function SQRT(){ document.calc.Results.value = sqrt( document.calc.Results.value); NewNum = "Y"; document.calc.EQ.focus();}function Percent(){ document.calc.Results.value *= TempVal / 100; Dotused = "N"; NewNum = "Y"; document.calc.EQ.focus();} function Oper(OP){ if (LastOper == "+") { num1 = document.calc.Results.value; Command = eval ("'+' + num1 + '+' + TempVal"); document.calc.Results.value= eval (Command); } if (LastOper == "-") { num1 = document.calc.Results.value; Command = "(document.calc.Results.value = TempVal - num1)"; eval (Command); } if (LastOper == "*") { num1 = document.calc.Results.value; Command = "(document.calc.Results.value = TempVal * num1)"; eval (Command); } if (LastOper == "/") { if (document.calc.Results.value == '0.') { document.calc.Results.value = "Can't Devide By 0"; } else { num1 = document.calc.Results.value; Command = "(document.calc.Results.value = TempVal / num1)"; eval (Command); } } if (OP != "=") { document.calc.oper.value = " " + OP; } else { document.calc.oper.value =""; } NewNum = "Y"; LastOper = OP; TempVal = document.calc.Results.value ; document.calc.EQ.focus(); FirstinXonY = '';} function Analyzethis(Key){ if (Key >= "0" && Key <= "9" ) { Digit(Key); } if (Key == "*" || Key == "-" || Key == "\\" || Key == "+" || Key == "=") { Oper(Key); } document.calc.EQ.focus();} function Memory(Mode){ if (Mode == "Clear") { document.calc.Mem.value=""; Memval = 0; } if (Mode == "Set") { document.calc.Mem.value = "M"; Memval = document.calc.Results.value; } if (Mode == "Add") { document.calc.Mem.value = "M"; Command = eval("'+' + document.calc.Results.value + '+' + Memval"); Memval = eval (Command); } if (Mode == "Read") { document.calc.Results.value = Memval; NewNum = "Y"; } document.calc.EQ.focus();}function Dot(){ if (NewNum == "Y") { document.calc.Results.value = "0."; Dotused = "Y"; NewNum = "N"; } if (Dotused == "N") { document.calc.Results.value += "."; Dotused = "Y"; } document.calc.EQ.focus();} function Changesign(){ document.calc.Results.value *= -1; document.calc.EQ.focus();}function Digit(DG){ if (NewNum == "Y") { document.calc.Results.value=DG; Dotused = "N"; } else { document.calc.Results.value= document.calc.Results.value + DG; } if (document.calc.Results.value == '0') { document.calc.Results.value = '0.' } else { NewNum = "N"; } document.calc.EQ.focus();}function Clear (Type){ document.calc.Results.value = '0.'; NewNum = 'Y'; if (Type == "ALL") { document.calc.oper.value =""; LastOper = ''; TempVal = 0; } document.calc.EQ.focus();}</SCRIPT><!-- This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com--><BODY onload=document.calc.EQ.focus()><FORM name=calc><TABLE border=5> <TBODY> <TR> <TD colSpan=6><INPUT align=right name=Results onfocus=this.blur() size=19 value=0.> <INPUT align=center name=oper onfocus=this.blur() size=1> </TD></TR> <TR> <TD align=middle><INPUT maxLength=1 name=Mem onfocus=this.blur() size=1></TD> <TD align=middle colSpan=2><INPUT onclick=backspace() type=button value=BkSp></TD> <TD align=middle colSpan=2><INPUT onclick="Clear('Res')" type=button value=" CE "></TD> <TD align=middle><INPUT onclick="Clear('ALL')" type=button value=" C "></TD></TR> <TR> <TD align=middle><INPUT onclick="Memory('Clear')" type=button value=MC></TD> <TD align=middle><INPUT name=D7 onclick=Digit(7) type=button value=" 7 "></TD> <TD align=middle><INPUT name=D8 onclick=Digit(8) type=button value=" 8 "></TD> <TD align=middle><INPUT onclick=Digit(9) type=button value=" 9 "></TD> <TD align=middle><INPUT onclick=" Oper('/') " type=button value=" / "></TD> <TD align=middle><INPUT onclick=SQRT() type=button value=sqr></TD></TR> <TR> <TD align=middle><INPUT onclick="Memory('Read')" type=button value=MR></TD> <TD align=middle><INPUT onclick=Digit(4) type=button value=" 4 "></TD> <TD align=middle><INPUT onclick=Digit(5) type=button value=" 5 "></TD> <TD align=middle><INPUT onclick=Digit(6) type=button value=" 6 "></TD> <TD align=middle><INPUT onclick=" Oper('*')" type=button value=" * "></TD> <TD align=middle><INPUT onclick=Percent() type=button value=" % "></TD></TR> <TR> <TD align=middle><INPUT onclick="Memory('Set')" type=button value=MS></TD> <TD align=middle><INPUT onclick=Digit(1) type=button value=" 1 "></TD> <TD align=middle><INPUT onclick=Digit(2) type=button value=" 2 "></TD> <TD align=middle><INPUT onclick=Digit(3) type=button value=" 3 "></TD> <TD align=middle><INPUT onclick="Oper('-')" type=button value=" - "></TD> <TD align=middle><INPUT onclick=Onediv() type=button value=1/x></TD></TR> <TR> <TD align=middle><INPUT onclick="Memory('Add')" type=button value=M+></TD> <TD align=middle><INPUT onclick=Digit(0) type=button value=" 0 "></TD> <TD align=middle><INPUT onclick=Changesign() type=button value=+/-></TD> <TD align=middle><INPUT onclick=Dot() type=button value=" . "></TD> <TD align=middle><INPUT onclick=" Oper('+') " type=button value=" +"></TD> <TD align=middle><INPUT name=EQ onclick=" Oper('=')" onkeypress="Analyzethis('1')" type=button value=" = "></TD></TR></TBODY></TABLE><INPUT name=addfeatures onclick=MoreOptions() type=button value="More Options"> <TABLE border=0> <TBODY> <TR> <TD></TD> <TD> <TABLE border=4> <TBODY> <TR> <TD><INPUT name=opt1 onclick=Advfunction(0) onfocus=document.calc.EQ.focus() type=button value=x^2></TD> <TD><INPUT name=opt2 onclick=Advfunction(1) onfocus=document.calc.EQ.focus() type=button value=2^x></TD> <TD><INPUT name=opt3 onclick=Advfunction(2) onfocus=document.calc.EQ.focus() type=button value=x^y></TD> <TD><INPUT name=opt4 onclick=Advfunction(3) onfocus=document.calc.EQ.focus() type=button value=x^3></TD></TR></TBODY></TABLE></TD> <TD></TD></TR></TBODY></TABLE></FORM></body><!-- This script downloaded from www.JavaScriptBank.com Come to view and download over 2000+ free javascript at www.JavaScriptBank.com-->