javascript - Create object property with two optional conditions -

javascript - Create object property with two optional conditions -

what want?

i want create object property capitalizes every word in string, optional replaces underscores spaces and/or lowercase string first. want set options 2 parameters:

first parameter true?

then replace underscores whitespace.

second parameter true?

then lowercase finish string first.

what have far working?

replace underscore space first , capitalize words:

string.prototype.capitalize = function(underscore){ homecoming (underscore ? this.replace(/\_/g, " ") : this).replace(/(?:^|\s)\s/g, function(a) { homecoming a.touppercase(); }); } var strunderscorefalse = "javascript replace_first_underderscore whitespace_false"; //replace underscore first = false console.log(strunderscorefalse.capitalize()); var strunderscoretrue = "javascript replace_first_underderscore whitespace_true"; //replace underscore first = true console.log(strunderscoretrue.capitalize(true));

fiddle

lowercase string first , capitalize words:

string.prototype.capitalize = function(lower){ homecoming (lower ? this.tolowercase() : this).replace(/(?:^|\s)\s/g, function(a) { homecoming a.touppercase(); }); } var strlcasefalse = "javascript lowercase first false"; //lowercase first = false console.log(strlcasefalse.capitalize()); var strlcasetrue = "javascript lowercase first true"; //lowercase first = true console.log(strlcasetrue.capitalize(true));

fiddle

what questions?

this first time i'm trying create object property status notice. how can bring together 2 options object property function have set 2 parameters?

for example:

//replace underscore first = true , lowercase first = true console.log(str.capitalize(true , true)); //replace underscore first = false , lowercase first = true console.log(str.capitalize(false , true)); what anyway name of writing status syntax notation "?" , ":"?

javascript parameters condition object-property