JAVASCRIPTEK HTML file <br /> <!DOCTYPE html><br /> <head><br /> <title>Scientific Calculator</title><br /> <meta http-equiv="Content-Language" content="hu"><br /> <meta charset="UTF-8"> <link rel="stylesheet" type="text/css" href="http://telekipal.hu/wp-content/uploads/2017/12/Kalkulator.css"> </head><br /> <body><br /> <center></p> <h1>TUDOMÁNYOS SZÁMOLÓGÉP</H1></center><br /> <script language="JavaScript" type="text/javascript" src="http://telekipal.hu/wp-content/uploads/2017/12/kalkulator.js"> </script></p> <form name="calculator"> <strong></p> <table class="tdszamologep" border="2" align="center" cellpadding="1" cellspacing="5"> <tr> <td colspan="4" class="eredmeny"> <input name="LED" type="text" value="0"> </td> <td><input type="button" name="C" id="torol" value=" C " onclick="Click('C')"></td> <td><input name="=" type="button" id="egyenlo" value=" = " onclick="Click('=')"></td> </tr> <tr> <td colspan="2" class="funkcio"> <input name="angle" type="radio" checked> Degrees </td> <td colspan="2" class="funkcio"> <input name="angle" type="radio"> Radians </td> <td colspan="2" class="funkcio"> <input name="angle" type="radio"> Gradients </td> </tr> <tr> <td> <input name="sin" type="button" id="sin" value=" sin " onclick="Click('sin')"></td> <td> <input name="cos" type="button" id="cos" value=" cos " onclick="Click('cos')"></td> <td> <input name="tab" type="button" id="tan" value=" tan " onclick="Click('tan')"></td> <td> <input name="sinh" type="button" id="sinh" value="sinh" onclick="Click('sinh')"></td> <td> <input name="cosh" type="button" id="cosh" value="cosh" onclick="Click('cosh')"></td> <td> <input name="tanh" type="button" id="tanh" value="tanh" onclick="Click('tanh')"></td> </tr> <tr> <td> <input name="asin" type="button" id="asin" value="asin"onclick="Click('asin')"></td> <td> <input name="acos" type="button" id="acos" value="acos"onclick="Click('acos')"></td> <td> <input name="atan" type="button" id="atan" value="atan"onclick="Click('atan')"></td> <td> <input name="asinh" type="button" id="asinh" value="asinh" onclick="Click('asinh')"></td> <td> <input name="acosh" type="button"id="acosh"value="acosh" onclick="Click('acosh')"></td> <td> <input name="atanh" type="button" id="atanh" value="atanh" onclick="Click('atanh')"></td> </tr> <tr> <td><input name="exp" type="button" id="exp" value="exp" onclick="Click('exp')"></td> <td><input name="7" type="button" id="het" value="7" onclick="Click('7')"> </td> <td><input name="8" type="button" id="nyolc" value="8" onclick="Click('8')"> </td> <td><input name="9" type="button" id="kilenc" value="9" onclick="Click('9')"> </td> <td><input name="+" type="button" id="adas" value="+" onclick="Click('+')"> </td> <td><input name="^" type="button" id="findex" value="^" onclick="Click('^')"> </td> </tr> <tr> <td><input name="log" type="button" id="log" value="log" onclick="Click('log')"></td> <td><input name="4" type="button" id="negy" value="4" onclick="Click('4')"> </td> <td><input name="5" type="button" id="otos" value="5" onclick="Click('5')"> </td> <td><input name="6" type="button" id="hat" value="6" onclick="Click('6')"> </td> <td><input name="-" type="button" id="vonas" value="-" onclick="Click('-')"> </td> <td><input name="1/x" type="button" id="egypx" value="1/x" onclick="Click('1/x')"></td> </tr> <tr> <td><input name="ln" type="button" id="abs22" value=" ln " onclick="Click('ln')"></td> <td><input name="1" type="button" id="egy" value="1" onclick="Click('1')"> </td> <td><input name="2" type="button" id="ketto" value="2" onclick="Click('2')"> </td> <td><input name="3" type="button" id="harom" value="3" onclick="Click('3')"> </td> <td><input name="*" type="button" id="szorzas" value="*" onclick="Click('*')"> </td> <td><input name="pi" type="button" id="pitag" value="pi" onclick="Click('pi')"></td> </tr> <tr> <td><input name="sqrt" type="button" id="sqrt" value="sqrt" onclick="Click('sqrt')"></td> <td><input name="0" type="button" id="nulla" value=" 0 " onclick="Click('0')"> </td> <td><input name="." type="button" id="tized" value=" . " onclick="Click('.')"> </td> <td><input name="+/-" type="button" id="pvmin" value=" +/- " onclick="Click('+/-')"> </td> <td><input name="/" type="button" id="osztas" value=" / " onclick="Click('/')"> </td> <td><input name="e" type="button" id="etag" value=" e " onclick="Click('e')"> </td> </tr> </table> <p></strong><br /> </form> <p></body><br /> </html><br /> </center><br /> kalkulator.js <br /> //TudomĂĄnyos szĂĄmolĂłgĂŠp javaScript fĂĄjl</p> <p>var Result=0, Operator=0, Second=0, Ready=0, Done=1, Complete=0, Integer, CurrentValue;</p> <p>function reset(value)<br /> { document.calculator.LED.value = value;<br /> Result = 0, Operator = 0, Second = 0, Ready = 0; Done = 1; Complete = 0; }</p> <p>function SetValue(NewValue)<br /> { Integer = 1;<br /> if(Second || Done) { Second = 0; Done = 0; CurrentValue = NewValue; }</p> <p> for(var i=0; i<CurrentValue.length; i++) if (CurrentValue[i]=='.') Integer=0; } function Click(Caption) { CurrentValue = document.calculator.LED.value; if(Caption=='.') { SetValue('0'); if(Integer) { CurrentValue += Caption; document.calculator.LED.value = CurrentValue; Complete = 0; } } if (Caption.length == 1 && Caption>=’0′ && Caption<='9') { SetValue(''); if(CurrentValue=='0') CurrentValue=''; CurrentValue += Caption; document.calculator.LED.value = CurrentValue; Complete = 1; } if (Caption=='pi') { CurrentValue = Math.PI; document.calculator.LED.value = CurrentValue; Complete = 1; } if (Caption=='e') { CurrentValue = Math.E; document.calculator.LED.value = CurrentValue; Complete = 1; } if(Caption=='-' || Caption=='+' || Caption=='/' || Caption=='*' || Caption=='^') { if(Second) Operator = Caption else { if(!Ready) { Operator = Caption; Result = CurrentValue; Ready=1; } else { if (Operator=='^') Result = Math.pow(Result, CurrentValue); else Result = eval(Result + Operator + CurrentValue); Operator = Caption; document.calculator.LED.value = Result; } Complete=0; Second = 1; } } if(Caption=='1/x' ) { Result = eval('1/' + CurrentValue) ; reset(Result); } if(Caption=='sqrt') { Result = Math.sqrt(CurrentValue); reset(Result); } if(Caption=='exp' ) { Result = Math.exp(CurrentValue); reset(Result); } if(Caption=='log' ) { Result = Math.log(CurrentValue) / Math.LN10; reset(Result); } if(Caption=='ln' ) { Result = Math.log(CurrentValue); reset(Result); } if(Caption=='sin' ) { Result = CurrentValue; if (document.calculator.angle[0].checked) Result = Result * Math.PI / 180; if (document.calculator.angle[2].checked) Result = Result * Math.PI / 200; Result = Math.sin(Result); reset(Result); } if(Caption=='cos' ) { Result = CurrentValue; if (document.calculator.angle[0].checked) Result = Result * Math.PI / 180; if (document.calculator.angle[2].checked) Result = Result * Math.PI / 200; Result = Math.cos(Result); reset(Result); } if(Caption=='tan' ) { Result = CurrentValue; if (document.calculator.angle[0].checked) Result = Result * Math.PI / 180; if (document.calculator.angle[2].checked) Result = Result * Math.PI / 200; Result = Math.tan(Result); reset(Result); } if(Caption=='asin' ) { Result = Math.asin(CurrentValue); if (document.calculator.angle[0].checked) Result = Result * 180 / Math.PI; if (document.calculator.angle[2].checked) Result = Result * 200 / Math.PI; reset(Result); } if(Caption=='acos' ) { Result = Math.acos(CurrentValue); if (document.calculator.angle[0].checked) Result = Result * 180 / Math.PI; if (document.calculator.angle[2].checked) Result = Result * 200 / Math.PI; reset(Result); } if(Caption=='atan' ) { Result = Math.atan(CurrentValue); if (document.calculator.angle[0].checked) Result = Result * 180 / Math.PI; if (document.calculator.angle[2].checked) Result = Result * 200 / Math.PI; reset(Result); } if(Caption=='sinh' ) { Result = Math.exp(CurrentValue); Result = (Result - 1 / Result) / 2; reset(Result); } if(Caption=='cosh' ) { Result = Math.exp(CurrentValue); Result = (Result + 1 / Result) / 2; reset(Result); } if(Caption=='tanh' ) { Result = Math.exp(CurrentValue); Result = (Result - 1 / Result) / (Result + 1 / Result); reset(Result); } if(Caption=='asinh' ) { Result = CurrentValue / Math.abs(CurrentValue) * Math.log(Math.abs(CurrentValue) + Math.sqrt(CurrentValue * CurrentValue + 1)); reset(Result); } if(Caption=='acosh' ) {Result = 2 * Math.log(Math.sqrt((CurrentValue + 1) / 2) + Math.sqrt((CurrentValue - 1) / 2)); reset(Result); } if(Caption=='atanh' ) { Result = Math.log((CurrentValue - 1) / (CurrentValue + 1)) / 2; reset(Result); } if(Caption=='+/-') document.calculator.LED.value = eval(-CurrentValue); if(Caption=='=' && Complete && Operator!='0') { if (Operator=='^') { Result = Math.pow(Result, CurrentValue); reset(Result); } else reset(eval(Result + Operator + CurrentValue)); } if (Caption=='C') reset(0); if(document.calculator.LED.value[0] == '.') document.calculator.LED.value = '0' + document.calculator.LED.value; } //FĂźggvĂŠnyek levezetĂŠse: //asinh: //sign(x) * log(|x| + sqrt(x*x+1)) //alert(CurrentValue + Math.sqrt(CurrentValue * CurrentValue + 1)); //Result = Math.log(CurrentValue + Math.sqrt(CurrentValue * CurrentValue + 1)); //acosh: //2 log (sqrt((x+1)/2) + sqrt((x-1)/2)) //atanh: //0.5*log((x-1)/(x+1)) kalkulator.css <br /> tdszamologep{width:360px; height:240px; background-color: #fff;}<br /> tr{text-align: center;}<br /> td{border: 1px solid black;}<br /> .eredmeny {text-align: left; background-color: #ccc;}<br /> #torol{font-size: 10pt; background-color: #ff6633;}<br /> #egyenlo{font-size: 10pt; background-color: #fff;}<br /> .funkcio{font-size: 10pt; color: #fff; background-color: #399;}<br /> #sin, #cos, #tan, #sinh , #cosh , #tanh{font-size: 10pt; font-weight: bold;}<br /> #asin, #acos, #atan, #asinh, #acosh, #atanh{font-size: 10pt;}<br /> #exp, #log, #abs22, #sqrt{font-size: 10pt; font-weight: bold; background-color: #6699ff;}<br /> #tized, #nulla, #egy, #ketto, #harom, #negy, #otos, #hat, #het, #nyolc, #kilenc {font-size:<br /> 10pt; color: #fff; font-weight: bold; background-color: black;}<br /> #pvmin, #adas, #vonas, #szorzas, #osztas, #findex, #egypx, #pitag, #etag{font-size: 10pt;<br /> font-weight: bold; background-color: #6699ff;}<br /> Scientific Calculator TUDOMÁNYOS SZÁMOLÓGÉP Degrees Radians Gradients
