Nodejs String Empty Check isEmpty()

Here you can find the source of isEmpty()

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  5. isEmpty()

Method Source Code

String.prototype.isEmpty = function() { 
   return (!this.length) 
}

Related

  1. isEmpty()
    String.prototype.isEmpty = function() {
  return this == '';
};
  2. isEmpty()
    String.prototype.isEmpty = function() {
    return (this.length === 0 || !this.trim());
};
  3. isEmpty()
    "use strict";
String.prototype.isEmpty = function() {
    return (this.length === 0 || !this.trim());
};
  4. isEmpty()
    String.prototype.isEmpty = function() {
  return this.length === 0 || !this.trim();
};
  5. isEmpty()
    String.prototype.isEmpty = function() {
    return this == null || this == '';
};
RegExp.escape = function(val) {
    return val.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&");
};
  6. isEmpty()
    String.prototype.isEmpty = function() {
  return this.toString().trim() == "";
};
  7. isEmpty()
    String.prototype.isEmpty = function() {
  return (!this || 0 === this.length);
};
  8. isEmpty()
    String.prototype.isEmpty = function() {
  return (this == '');
};
  9. isEmpty()
    String.prototype.isEmpty = function () {
  "use strict";
  return (this.length === 0 || !this.trim());
};