@@ 3665-3673 (lines=9) @@ | ||
3662 | * @return static |
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3663 | * <p>Object with all characters of $str being lowercase.</p> |
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3664 | */ |
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3665 | public function toLowerCase($tryToKeepStringLength = false, $lang = null): self |
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3666 | { |
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3667 | return static::create( |
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3668 | $this->utf8::strtolower( |
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3669 | $this->str, |
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3670 | $this->encoding, |
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3671 | false, |
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3672 | $lang, |
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3673 | $tryToKeepStringLength |
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3674 | ), |
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3675 | $this->encoding |
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3676 | ); |
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@@ 3797-3803 (lines=7) @@ | ||
3794 | * @return static |
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3795 | * <p>Object with all characters of $str being uppercase.</p> |
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3796 | */ |
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3797 | public function toUpperCase($tryToKeepStringLength = false, $lang = null): self |
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3798 | { |
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3799 | return static::create( |
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3800 | $this->utf8::strtoupper($this->str, $this->encoding, false, $lang, $tryToKeepStringLength), |
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3801 | $this->encoding |
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3802 | ); |
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3803 | } |
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3804 | ||
3805 | /** |
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3806 | * Returns a string with whitespace removed from the start and end of the |