Run results for: Switch vs Object

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36

Browser: Chrome 76

Operating system: Linux

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
switch	3214506.0 Ops/sec
Object	527858.4 Ops/sec

Script Preparation code:

var icon = 'User';

Tests:

switch
switch (icon) { case 'ArrorUp': icon = ['far', 'chevron-up']; break; case 'ArrorDonw': icon = ['far', 'chevron-down']; break; case 'Camera': icon = ['fas', 'camera']; break; case 'Calendar': icon = ['far', 'calendar-alt']; break; case 'Check': icon = ['far', 'check']; break; case 'Clear': icon = ['far', 'times']; break; case 'Error': icon = ['far', 'exclamation-circle']; break; case 'ExchangeAlt': icon = ['far', 'exchange-alt']; break; case 'Globe': icon = ['far', 'globe']; break; case 'History': icon = ['far', 'history']; break; case 'Info': icon = ['far', 'info-circle']; break; case 'Lock': icon = ['far', 'lock']; break; case 'Pen': icon = ['far', 'pen']; break; case 'Paperclip': icon = ['far', 'paperclip']; break; case 'PlusCircle': icon = ['fas', 'plus-circle']; break; case 'PowerOff': icon = ['far', 'power-off']; break; case 'Search': icon = ['far', 'search']; break; case 'StickyNote': icon = ['far', 'sticky-note']; break; case 'Trash': icon = ['far', 'trash-alt']; break; case 'User': icon = ['fas', 'user-alt']; break; }
Object
var objLiteral = { 'ArrorUp': ['far', 'chevron-up'], 'ArrorDonw': ['far', 'chevron-down'], 'Camera': ['fas', 'camera'], 'Calendar': ['far', 'calendar-alt'], 'Check': ['far', 'check'], 'Clear': ['far', 'times'], 'Error': ['far', 'exclamation-circle'], 'ExchangeAlt': ['far', 'exchange-alt'], 'Globe': ['far', 'globe'], 'History': ['far', 'history'], 'Info': ['far', 'info-circle'], 'Lock': ['far', 'lock'], 'Pen': ['far', 'pen'], 'Paperclip': ['far', 'paperclip'], 'PlusCircle': ['fas', 'plus-circle'], 'PowerOff': ['far', 'power-off'], 'Search': ['far', 'search'], 'StickyNote': ['far', 'sticky-note'], 'Trash': ['far', 'trash-alt'], 'User': ['fas', 'user-alt'], } objLiteral[icon];

Run results for: Switch vs Object

switch

Object