| @@ 257-266 (lines=10) @@ | ||
| 254 | */ |
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| 255 | public function cspn(string $mask, int $start = 0, int $length = null): int |
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| 256 | { |
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| 257 | if ($length === null) { |
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| 258 | $value = strcspn($this->value, $mask, $start); |
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| 259 | } else { |
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| 260 | $value = strcspn( |
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| 261 | $this->value, |
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| 262 | $mask, |
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| 263 | $start, |
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| 264 | $length |
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| 265 | ); |
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| 266 | } |
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| 267 | ||
| 268 | return (int) $value; |
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| 269 | } |
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| @@ 465-469 (lines=5) @@ | ||
| 462 | */ |
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| 463 | public function substring(int $start, int $length = null): self |
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| 464 | { |
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| 465 | if ($length === null) { |
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| 466 | $sub = substr($this->value, $start); |
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| 467 | } else { |
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| 468 | $sub = substr($this->value, $start, $length); |
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| 469 | } |
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| 470 | ||
| 471 | return new self($sub); |
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| 472 | } |
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