Название: jаvascript & DOM Tips, Tricks, and Techniques (Volume 2) Автор: Louis Lazaris Издательство: Leanpub Год: 2019-04-01 Страниц: 101 Язык: английский Формат: pdf (true), mobi, epub Размер: 10.1 MB
This is a collection of jаvascript and DOM scripting applicable to all levels of jаvascript and front-end development. Most of the tips cover techniques and technologies that work in all modern browsers and most older browsers. This is a collection of jаvascript and DOM scripting applicable to all levels of jаvascript and front-end development. Most of the tips cover techniques and technologies that work in all modern browsers and most older browsers.
• Preface • offsetParent • window.scrollBy() • cloneNode(deep) • importNode() • A Note About appendChild() and insertBefore() • getClientRects() • Array.indexOf() • script.onload • Document.createComment() • previousElementSibling / nextElementSibling • Getting Image Widths • The void Operator for IIFEs • Function as Second Argument for String.replace() • DOM Collections • Colors with getComputedStyle() • event.target vs. event.currentTarget • preventDefault() • Using Array.splice() • The form.submit() and form.reset() Methods • Converting an Array-like Object to an Array • document.designMode • JSON.parse() and JSON.stringify() • Property Access on Strings • The Screen API • The disabled Attribute for Stylesheets and Scripts • useCapture with addEventListener() • event.detail • HTML Elements as Global Variables • The scrollHeight Property • classList.toggle() with Boolean Force • outerHTML • The beforeprint and afterprint Events • Radio Buttons and the change Event • document.readyState • “splat” an Array in ES5 vs. ES6 • Spread Operator vs. Rest Parameters • insertAdjacentElement() and insertAdjacentText() • DOMTokenList • Detecting Shift/CTRL/ALT/Meta Keys • CSS.supports() • Expando Properties • form.length / select.length • Node.isSameNode() • Array.prototype.filter() • The eventPhase Property • window.open() and window.opener • Attribute Collections as NamedNodeMaps • Blank Lines • Disabling the Context Menu • Queueing Items in an Array • text.wholeText Property • Modern Cookie Limitations • Commenting Confusing Code • Assigning Anonymous, Immediately Invoked Functions to Variables • The storage Event • String Creation Using fromCharCode() • Template Literals • Tagged Template Literals • The Range API • defaultChecked on Radio Buttons and Checkboxes • Using Negative Values with Array.prototype.slice() • getElementsByName() • Performance Testing with console.time() and console.timeEnd() • Dynamic Downloads with Data URIs and the download Attribute • Math.abs() Behavior with Different Values • The nodeValue property • Using the debugger Statement • innerHTML and HTML Entities • More Weekly Tips! • About the Author
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