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| input{ | |
| border:none; | |
| background: #cfff99; | |
| width: 200px; | |
| height:50px; | |
| margin-top:20px; | |
| font-size:30px; | |
| } | |
| input:active{ | |
| border:none; | |
| box-shadow:black; | |
| } |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <input id="input" type="text" onChange="test();"/> | |
| <input type="button" value="calculate" id="btn" onClick="calc(this)"/> | |
| </body> | |
| </html> |
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| function test(){ | |
| var input = document.getElementById("input").value; | |
| var intinput = parseInt(input,10); | |
| console.log(intinput); | |
| return intinput; | |
| } | |
| function calc(functionval){ | |
| var functionval = test(); | |
| if(isNaN(functionval)){ | |
| console.log("nan"); | |
| return; | |
| } | |
| var newvalue = functionval*5; | |
| for (i = 1; i <= 5; i+=1){ | |
| console.log(newvalue); | |
| } | |
| } | |
| ///For circle area: | |
| function test(){ | |
| var input = document.getElementById("input").value; | |
| var intinput = parseInt(input,10); | |
| return intinput; | |
| } | |
| function calc(functionval){ | |
| var functionval = test(); | |
| if(isNaN(functionval)){ | |
| console.log("nan"); | |
| return; | |
| } | |
| var newvalue = functionval; | |
| /*for (i = 1; i <= 5; i+=1){ } */ | |
| console.log(Math.PI*Math.pow(newvalue,2)); | |
| } | |
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