Detect native Symbol.hasInstance support.
Detect native Symbol support.
Detect native Symbol.toStringTag support.
Detect native Symbol.hasInstance support.
Detect native Symbol.toPrimitive support.
Detect native Symbol.iterator support.
Detect native Float32Array support.
Detect native Uint16Array support.
Detect native Uint8Array support.
Detect native Uint32Array support.
Detect native Float64Array support.
Detect native Buffer support.
Test if an object has a specified property.
Detect native generator function support.
Has instance symbol.
Detect native Int32Array support.
Detect native Int16Array support.
Detect native Uint8ClampedArray support.
Determine if the JS environment has Symbol support. Supports spec, or shams.
Detect native Int8Array support.
Tests if ES6 Symbol is supported.
Symbol.
Test whether a value has in its prototype chain a specified constructor as a prototype property.
Detect native function name support.