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- or go back to the newest paste.
| 1 | var str = "127.0.0.1"; | |
| 2 | - | var matches = str.match(/^(\d+)\.(\d+)\.(\d+)\.(\d+)$/); |
| 2 | + | var matches = str.match(/^(\d+)\.(\d+)\.(\d+)\.(\d+)$/); |
| 3 | if (matches.length > 0) {
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| 4 | var a = parseInt(matches[1]); | |
| 5 | var b = parseInt(matches[2]); | |
| 6 | var c = parseInt(matches[3]); | |
| 7 | var d = parseInt(matches[4]); | |
| 8 | if (a >= 1 && a <= 255 && | |
| 9 | b >= 0 && b <= 255 && | |
| 10 | c >= 0 && c <= 255 && | |
| 11 | d >= 0 && d <= 255) {
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| 12 | alert('IP');
| |
| 13 | } | |
| 14 | } |
