[JavaScript & CSS & HTML5]CALCULATOR
[JavaScript & CSS & HTML5]CALCULATOR
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 | <!-- CALCULATOR -->  <!DOCTYPE html> <html> <head> <style type="text/css"> .input1 { font-size: 20pt; font-weight:bold; width:268px ;height:30px;} .btn1 { font-weight:bold; font-size:12pt; background-color:white; padding-top:3px; width:50px ;height : 50px;} .btn2 { font-weight:bold; font-size:12pt; background-color:white; padding-top:3px; width:104.8px ;height : 50px;} </style> <script language="JavaScript"> PI = 3.141592654; var P = "^"; /*reset output*/ function clearcal(){ CALCULATOR.screen.value = "";} /*+ >>> - || - >>> +*/ function CHANGE() { CALCULATOR.screen.value = (-1) * CALCULATOR.screen.value; } /*set*/ function cal(num){ CALCULATOR.screen.value += num; } /*=*/ function answer(){ try{ MATH_FOW(); CALCULATOR.screen.value = eval(document.CALCULATOR.screen.value); }catch(e){alert('ERROR')}} /**/ /*involution*/ function MATH_FOW() { if(CALCULATOR.screen.value.indexOf(P) != -1) { var POW = CALCULATOR.screen.value.split('^'); CALCULATOR.screen.value = Math.pow(POW[0],POW[1]); } } /*sine*/ function MATH_SIN() { CALCULATOR.screen.value = eval(document.CALCULATOR.screen.value); CALCULATOR.screen.value = Math.sin(CALCULATOR.screen.value * PI /180); } /*cosine */ function MATH_COS() { CALCULATOR.screen.value = eval(document.CALCULATOR.screen.value); CALCULATOR.screen.value = Math.cos(CALCULATOR.screen.value * PI /180); } /*tangent */ function MATH_TAN() { CALCULATOR.screen.value = eval(document.CALCULATOR.screen.value); CALCULATOR.screen.value = Math.tan(CALCULATOR.screen.value * PI /180); } </script> </head> <!-- 계산기 ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ 입 력 칸 | 0TD ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ CLEAR | = |PI| 1TD ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ 1 | 2 | 3 | + | x^y | 2TD ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ 4 | 5 | 6 | - | sin | 3TD ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ 7 | 8 | 9 | * | cos | 4TD ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ 0 |+/-| . | / | tan | 5TD ㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡㅡ --> <body> <form name="CALCULATOR"> <table border="0" bgcolor="#eeeeee" cellspacing="0" cellpadding="5" style="border-width:1px; border-color:black; border-style:solid;" align="center"> <tr> <!-- 0TD --> <td height="0" bgcolor="#E2E2E2"><input type="text" name="screen" size="23" class="input1"> </td> </tr> <tr> <td> <!-- 1TD --> <input type="button" value="CLEAR" onclick="clearcal()" class="btn2"> <input type="button" value="=" onclick="answer()" class="btn2"> <input type="button" value="PI" onclick="cal(PI)" class="btn1"> </td> </tr> <tr> <td> <!-- 2TD --> <input type="button" value="1" onclick="cal(value)" class="btn1"> <input type="button" value="2" onclick="cal(value)" class="btn1"> <input type="button" value="3" onclick="cal(value)" class="btn1"> <input type="button" value="+" onclick="cal(value)" class="btn1"> <input type="button" value="^" onclick="cal('^')" class="btn1"> </td> </tr> <tr> <td> <!-- 3TD --> <input type="button" value="4" onclick="cal(value)" class="btn1"> <input type="button" value="5" onclick="cal(value)" class="btn1"> <input type="button" value="6" onclick="cal(value)" class="btn1"> <input type="button" value="-" onclick="cal(value)" class="btn1"> <input type="button" value="sin" onclick="MATH_SIN()" class="btn1"> </td> </tr> <tr> <td> <!-- 4TD --> <input type="button" value="7" onclick="cal(value)" class="btn1"> <input type="button" value="8" onclick="cal(value)" class="btn1"> <input type="button" value="9" onclick="cal(value)" class="btn1"> <input type="button" value="*" onclick="cal(value)" class="btn1"> <input type="button" value="cos" onclick="MATH_COS()" class="btn1"> </td> </tr> <tr> <td> <!-- 5TD --> <input type="button" value="0" onclick="cal(value)" class="btn1"> <input type="button" value="+/-" onclick="CHANGE()" class="btn1"> <input type="button" value="." onclick="cal(value)" class="btn1"> <input type="button" value="/" onclick="cal(value)" class="btn1"> <input type="button" value="tan" onclick="MATH_TAN()" class="btn1"> </td> </tr> </table> </form> </body> </html> | cs |