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Calling a JavaScript function named in a variable [duplicate]
...
If it´s in the global scope it´s better to use:
function foo()
{
alert('foo');
}
var a = 'foo';
window[a]();
than eval(). Because eval() is evaaaaaal.
Exactly like Nosredna said 40 seconds before me that is >.<
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How to get client's IP address using JavaScript?
...freegeoip.net/json/?callback=?', function(data) { if (!data || !data.ip) alert('IP not found'); }).fail(function() { alert('$.getJSON() request failed'); });
– thdoan
Nov 24 '16 at 9:52
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What does ':' (colon) do in JavaScript?
... method1 : function() { /* do nothing */ },
array: [5, 3, 6, 7]
};
alert(o.property1); // Will display "125"
A subset of this is also known as JSON (Javascript Object Notation) which is useful in AJAX calls because it is compact and quick to parse in server-side languages and Javascript ca...
Is it correct to use JavaScript Array.sort() method for shuffling?
...rr.join("\n")+"\n\nTime taken: " + ((end - start)/1000) + " seconds.";
};
alert("random sort: " + test([1,2,3,4], 100000, randSort));
alert("shuffle: " + test([1,2,3,4], 100000, shuffle));
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How to add and get Header values in WebApi
...ername': 'test','password':'123' },
success: function (data) {
alert(data);
},
failure: function (result) {
alert('Error: ' + result);
}
});
Hope this helps someone ...
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Converting an object to a string
... as JSON.
var object = {};
object.first = "test";
object.second = "test2";
alert(object.toSource());
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How do I enumerate the properties of a JavaScript object? [duplicate]
...ent objects.
var myObject = {foo: 'bar'};
for (var name in myObject) {
alert(name);
}
// results in a single alert of 'foo'
Object.prototype.baz = 'quux';
for (var name in myObject) {
alert(name);
}
// results in two alerts, one for 'foo' and one for 'baz'
To avoid including inherited pr...
How to parse JSON data with jQuery / JavaScript?
... dataType: "json",
success: function (data) {
alert(data);
},
error: function (result) {
alert("Error");
}
});
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Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
...ted/called from inside this asynchronous function. For example, moving the alerts and console.logs too inside the callback function would output the expected result, because the result is available at that point.
Implementing your own callback logic
Often you need to do more things with the result...
What is the best regular expression to check if a string is a valid URL?
...lidUrl("http://www.example.com"));
Assert.False(IsValidUrl("javascript:alert('xss')"));
Assert.False(IsValidUrl(""));
Assert.False(IsValidUrl(null));
}
(Thanks to @Yoshi for the tip about javascript:)
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