Created
June 2, 2019 15:16
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Numbers within String input HTML/JavaScript
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| <html> | |
| <head> | |
| <title>Numbers within String input HTML/JavaScript</title> | |
| <script type="text/javascript"> | |
| function qa_calculate_1(inp) { | |
| if (!inp) { | |
| return "Invalid Input: Nothing entered"; | |
| } | |
| var re = /[+-]?[0-9]+/g; | |
| var m; | |
| var count=0; | |
| do { | |
| m = re.exec(inp); | |
| if (m) { | |
| if (m[0].length >= 1) | |
| count++; | |
| } | |
| } while(m); | |
| return 'Found ' + count + ' integers'; | |
| } | |
| function qa_process() { | |
| var inp = document.getElementById("qa_input_id1").value; | |
| var outp = document.getElementById("qa_output_id1"); | |
| outp.innerHTML = qa_calculate_1(inp); | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <div> | |
| Input string: <input id="qa_input_id1" name="qa_input_1" type="text" autocomplete="off"> <br> | |
| <input value="Process" type="submit" onclick="qa_process()"><br> | |
| Output: <div><pre id="qa_output_id1"></pre></div> | |
| </div> | |
| </body> | |
| </html> |
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