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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| { | ||
| "boss": true, | ||
| "curly": true, | ||
| "eqeqeq": true, | ||
| "eqnull": true, | ||
| "expr": true, | ||
| "immed": true, | ||
| "noarg": true, | ||
| "onevar": true, | ||
| "quotmark": "double", | ||
| "smarttabs": true, | ||
| "trailing": true, | ||
| "unused": true, | ||
| "node": true, | ||
| "multistr": true | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| ping.js |
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|---|---|---|
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| <!DOCTYPE html> | ||
| <html> | ||
| <head> | ||
| <title>Ping.JS Demo</title> | ||
| </head> | ||
| <body> | ||
| <script src="../src/ping.js" type="text/javascript"></script> | ||
| <div id="container"></div> | ||
| </body> | ||
| </html> |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,32 @@ | ||
|
|
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| function ping(ip, callback) { | ||
|
|
||
| if (!this.inUse) { | ||
| this.status = 'unchecked'; | ||
| this.inUse = true; | ||
| this.callback = callback; | ||
| this.ip = ip; | ||
| var _that = this; | ||
| this.img = new Image(); | ||
| this.img.onload = function () { | ||
| _that.inUse = false; | ||
| _that.callback('responded'); | ||
|
|
||
| }; | ||
| this.img.onerror = function (e) { | ||
| if (_that.inUse) { | ||
| _that.inUse = false; | ||
| _that.callback('responded', e); | ||
| } | ||
|
|
||
| }; | ||
| this.start = new Date().getTime(); | ||
| this.img.src = "http://" + ip; | ||
| this.timer = setTimeout(function () { | ||
| if (_that.inUse) { | ||
| _that.inUse = false; | ||
| _that.callback('timeout'); | ||
| } | ||
| }, 1500); | ||
| } | ||
| } |