Here you can find the source of isLengthGreaterThan(limit)
/**/*from w ww. j a v a2s . c om*/ * the primitive string was automatically convert to a string object * all strings every where have access to this string prototype */ String.prototype.isLengthGreaterThan = function(limit) { return this.length > limit; } console.log("John".isLengthGreaterThan(3)); Number.prototype.isPositive = function() { return this > 0; } var a = new Number(3); console.log(a.isPositive());
String.prototype.isLengthGreaterThan = function(limit) { return this.length > limit; console.log("John".isLengthGreaterThan(3)); Number.prototype.isPositive = function() { return this > 0;
String.prototype.isLengthGreaterThan = function(limit) { return this.length > limit; console.log("Ringo".isLengthGreaterThan(3)); Number.prototype.isPositive = function() { return this > 0; var n = new Number(3); console.log(n.isPositive()); ...
String.prototype.isLengthGreaterThan = function(limit) { return this.length > limit; console.log('John'.isLengthGreaterThan(3)); Number.prototype.isPositive = function() { return this > 0; var a = new Number(3); console.log(a.isPositive()); ...
String.prototype.isLengthGreaterThan = function(limit) { return this.length > limit; console.log("John".isLengthGreaterThan(3)); Number.prototype.isPositive = function() { return this > 0;
String.prototype.isLengthGreaterThan = function(limit) { return this.length > limit; console.log("John".isLengthGreaterThan(3)); Number.prototype.isPositive = function() { return this > 0; 3.isPostive(3); a.isPositive() ...
'use strict'; String.prototype.isLengthGreatherThan = function(limit) { return this.length > limit; }; console.log('John'.isLengthGreatherThan(3)); Number.prototype.isPositive = function() { return this > 0; }; var a = -3; ...