"typescript if string is null or empty" Code Answer's

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javascript if string empty

By Arno DeceuninckArno Deceuninck on May 25, 2020 
// Test whether strValue is empty or is None
if (strValue) {
    //do something
}
// Test wheter strValue is empty, but not None 
if (strValue === "") {
    //do something
}

Source: stackoverflow.com

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11

isnull or empty typescript

By akademikakademik on Oct 06, 2020 
if(typeof namedProperty!='undefined' && namedProperty){
   return this.namedProperty;
}

Source: stackoverflow.com

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0

how to check is null or empty in typescript

By akademikakademik on Oct 13, 2020 
if(typeof propertyValue!='undefined' && propertyValue){
	//execute code here
}

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0

typescript if string is null or empty

By Lucky LobsterLucky Lobster on Jan 02, 2021 
function empty(e) {
  switch (e) {
    case "":
    case 0:
    case "0":
    case null:
    case false:
    case typeof(e) == "undefined":
      return true;
    default:
      return false;
  }
}

empty(null) // true
empty(0) // true
empty(7) // false
empty("") // true
empty((function() {
    return ""
})) // false

Source: stackoverflow.com

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