Run results for: Which equals operator (== vs === vs != vs !== ) is faster? - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:138.0) Gecko/20100101 Firefox/138.0

Browser: Firefox 138

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
test equality	19489.5 Ops/sec
test strict equality	19646.2 Ops/sec
test inequality	659282688.0 Ops/sec
test strict inequality	659527168.0 Ops/sec

Tests:

test equality
var n = 0; while(true) { n++; if(n==100000) break; }
test strict equality
var n = 0; while(true) { n++; if(n===100000) break; }
test inequality
var n = 0; while(true) { n++; if(n!=100000) break; }
test strict inequality
var n = 0; while(true) { n++; if(n!==100000) break; }