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RegularExpression
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| <!DOCTYPE html> | |
| <html lang="en" xmlns="http://www.w3.org/1999/xhtml"> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <title>RegularExpression</title> | |
| <script> | |
| var str; | |
| function buttonClick(){ | |
| alert(validateRegEx(t1.value)); | |
| } | |
| function validateRegEx(str) { | |
| /** | |
| * Tests if given string matches with RegEx | |
| * @param {String} str | |
| * @return {Boolean} true/false | |
| */ | |
| result = /[^0123456789+\s]/.test(str); | |
| if((result == false)&&(str.length>4)){ | |
| return true; | |
| } | |
| else{ | |
| return false; | |
| } | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <input id="t1" type="text"> | |
| <button onclick="buttonClick()">Test String</button> | |
| </body> | |
| </html> |
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