JS: String.prototype.substr
str.substr(index, length)-
Return a substring of length length, starting at index
console.log("abcd".substr(1, 2) === "bc"); // true console.log("abcd".substr(1, 9) === "bcd"); // true // length longer than available, take to the end instead
JavaScript. substring
JS String.prototype
- JS: String.prototype.constructor
- JS: String.prototype.length
- JS: String.prototype.at (Extract Char at Index)
- JS: String.fromCharCode (Char ID to Char) ❌
- JS: String.prototype.concat
- JS: String.prototype.repeat
- JS: String.prototype.trim
- JS: String.prototype.trimStart
- JS: String.prototype.trimEnd
- JS: String.prototype.padStart
- JS: String.prototype.padEnd
- JS: String.prototype.slice
- JS: String.prototype.substring ❌
- JS: String.prototype.substr
- JS: String.prototype.indexOf
- JS: String.prototype.lastIndexOf
- JS: String.prototype.includes
- JS: String.prototype.startsWith
- JS: String.prototype.endsWith
- JS: String.prototype.search
- JS: String.prototype.match
- JS: String.prototype.matchAll
- JS: String.prototype.replace
- JS: String.prototype.split
- JS: String.prototype.toLowerCase
- JS: String.prototype.charAt (Extract Char at Index) ❌
- JS: String.prototype.charCodeAt (Char to Char ID) ❌
- JS: String.prototype.codePointAt (Char to Char ID) ❌