30秒学会 JavaScript 片段 – Count substrings of string
Counts the occurrences of a substring in a given string. Use Array.prototype.indexOf() to look for s...
Counts the occurrences of a substring in a given string. Use Array.prototype.indexOf() to look for s...
While working on a project a little while back, I came across a problem that made me stop and think....
String specifications among programming languages vary, however most languages treat them as referen...
Creates an object containing the parameters of the current URL. Use String.prototype.match() with an...
Generates a random string with the specified length. Use Array.from() to create a new array with the...
Formats a number using fixed-point notation, if it has decimals. Use Number.prototype.toFixed() to c...
String.prototype.includes() The most straightforward substring search option is String.prototype.inc...
Comparing and sorting JavaScript strings is rather common. Usually, the use of String.prototype.loca...
Unescapes escaped HTML characters. Use String.prototype.replace() with a regexp that matches the cha...
It’s not uncommon to need to check if a string is uppercase or lowercase in JavaScript. Fundam...