You can simlpy cycle through the second array, split at :, check the first part and, in case of a match, return the second function findX(value, arr) { for (var i = 0; i < arr.length; i++) { var toSplit = arr[i].split(‘:’); if (toSplit[0] === value) { return toSplit[1]; } } } console.log(findX(“User1-2”, [“User1-2:280”, “User2-2:280”, … Read more
var str = “1200,00”.split(“,”)[0]; alert(str); using .replace it will replace all characters with ” after the comma. var str = “1200,00”.replace(/,.*/, ”); alert(str); 3 solved Replace string with substring with regular expression
No not possible. Browser only understands javascript within the <script> tag. solved Is it possible to define a function in tag of and call it form the tag
You should always keep your console or developer bar open when working with javascript, you never know when something conflicts with the other. You need to use parseInt() to pass a value to the setValue function of the slider, it is interpreting it as text, otherwise, it throws Uncaught Error: Invalid input value ‘1’ passed … Read more
Trim the string and then check for space var hasMultipleWords = input.trim().indexOf( ” ” ) != -1; //returns true if there is a space 1 solved To know if a string is composed of a word or two words [duplicate]
I go about it by providing different states for your page (eg. loading, loaded, and error). And passing in a status parameter, then using css to add a display: none class to it. (the hide class is display: none) function setStatus(status) { document.getElementById(“loading”).classList.add(“hide”); document.getElementById(“contents”).classList.add(“hide”); if (status == “loaded”) { document.getElementById(“contents”).classList.remove(“hide”); } if (status == “loading”) … Read more
If you want Vanilla JavaScript solution you can try this: function startCalc() { var root = document.documentElement || document.body; root.addEventListener(‘blur’, function(e) { var node = e.target; if (node.nodeName == ‘input’ && node.getAttribute(‘type’) == ‘text’) { var imekontrolebase = node.getAttribute(‘id’); var ime = imekontrolebase.substr(12, imekontrolebase.length); var n = ime.indexOf(“_”); var red = ime.substr(n+1); var imekol1 = … Read more
If I understand correctly, what you actually want to do is put two arrays into an object, and the name of the array becomes the key in the object? given: array1 = […] array2 = […] doing this: { array1, array2 } Note: this is the same as doing { array1: array1, array2: array2 } … Read more
As Crockford says: “The rules by which they do that are complicated and unmemorable.” The spec defines them all in section 11.9.3 (pointed out by @Oriol in a comment to OP). For the two cases you provided: if ( 42 == true ) // false ( Only 1 is true ) if ( “Hello World” … Read more
So, you’ve proposed two functions that look like they are primarily designed to work with arrays, but they should return intelligent results if you pass them something other than an array. So, right away, you can’t use the Array.prototype method because if the data is not an array, that method won’t exist on the object … Read more
The problem with your code is that you are trying to work on a piece of code that has already started to operate. In simpler words, the setInterval method will be called every 1000ms, no matter what the value of stopped variable is. If you wish to really stop the log, you can do any … Read more
I think I know what you mean, please have a look at this fiddle http://jsfiddle.net/joevallender/QyqYW/1/ The code is below. tags would come from the server and selectedTags is the managed array of current selections. you could load data from the server into selectedTags too if necessary, if for instance editing an existing tagged post. If … Read more
If you have CSS styles isolated in a javascript string, you can get the width value with this regex: var re = /\.body\s*\{[^\}]*?width\s*:\s*(.*);/m; var matches = str.match(re); if (matches) { var width = matches[1]; } Test case here: http://jsfiddle.net/jfriend00/jSDeJ/. The height value can be obtained with this regex: \.body\s*\{[^\}]*?height\s*:\s*(.*);/m; If you just want the text … Read more
Suggested readings Static pages: java.net.URLConnection and java.net.HttpURLConnection jsoup – HTML parser and content manipulation library Mind you, many of the pages will create content dynamically using JavaScript after loading. For such a case, the ‘static page’ approach won’t help, you will need to search for tools in the “Web automation” category.Selenium is such a toolset. … Read more
This will highlight the first p element but if you have more than one it would be better to use an ID and find it by getElementById p = document.getElementsByTagName(‘p’); p[0].style.background= ‘yellow’ “<html> <body> <p style=”width:30px;”>Test</p> </body> </html>” 1 solved Given a string of html, how would i search and highlight a word?