| at 20 tests | 100.00% |
| charAt 60 tests | 96.67% |
| charCodeAt 50 tests | 96.00% |
| codePointAt 32 tests | 100.00% |
| concat 44 tests | 100.00% |
| endsWith 54 tests | 100.00% |
| includes 54 tests | 100.00% |
| indexOf 94 tests | 97.87% |
| isWellFormed 14 tests | 0.00% |
| lastIndexOf 48 tests | 100.00% |
| localeCompare 26 tests | 100.00% |
| match 92 tests | 93.48% |
| matchAll 38 tests | 100.00% |
| normalize 28 tests | 100.00% |
| padEnd 26 tests | 100.00% |
| padStart 26 tests | 100.00% |
| repeat 32 tests | 100.00% |
| replace 92 tests | 100.00% |
| replaceAll 82 tests | 95.12% |
| S15.5.3.1_A1.js 2 tests | 100.00% |
| S15.5.3.1_A2.js 2 tests | 100.00% |
| S15.5.3.1_A3.js 2 tests | 100.00% |
| S15.5.3.1_A4.js 2 tests | 100.00% |
| S15.5.4_A1.js 2 tests | 100.00% |
| S15.5.4_A2.js 2 tests | 100.00% |
| S15.5.4_A3.js 2 tests | 100.00% |
| search 74 tests | 100.00% |
| slice 72 tests | 100.00% |
| split 232 tests | 98.28% |
| startsWith 42 tests | 100.00% |
| substring 88 tests | 100.00% |
| Symbol.iterator 10 tests | 100.00% |
| toLocaleLowerCase 56 tests | 96.43% |
| toLocaleUpperCase 52 tests | 96.15% |
| toLowerCase 56 tests | 96.43% |
| toUpperCase 52 tests | 96.15% |
| toWellFormed 14 tests | 0.00% |
| trim 258 tests | 100.00% |
| trimEnd 44 tests | 100.00% |
| trimStart 44 tests | 100.00% |