--FILE--
<?php
use php\lib\Str as str;
echo "length(foobar) == " . str::length('foobar'), "\n";
echo "lower(FOObar) == " . str::lower('FOObar'), "\n";
echo "upper(FOObar) == " . str::upper('FOObar'), "\n";
echo "lowerFirst(FOObar) == " . str::lowerFirst('FOObar'), "\n";
echo "upperFirst(fOObar) == " . str::upperFirst('fOObar'), "\n";
echo "repeat(foo, 3) == " . str::repeat('foo', 3), "\n";
echo "repeat(o, 6) == " . str::repeat('o', 6), "\n";
echo "repeat(o, -1) == " . str::repeat('o', -1), "*nothing*\n";
echo "reverse(foobar) == " . str::reverse('foobar'), "\n";
echo "sub(foobar, 3) == " . str::sub('foobar', 3), "\n";
echo "sub(foobar, 3, 5) == " . str::sub('foobar', 3, 5), "\n";
echo "trim( foobar ) == " . str::trim(' foobar '), "\n";
echo "format(f[%s]r, ooba) == " . str::format('f[%s]r', 'ooba'), "\n";
?>
--EXPECT--
length(foobar) == 6
lower(FOObar) == foobar
upper(FOObar) == FOOBAR
lowerFirst(FOObar) == fOObar
upperFirst(fOObar) == FOObar
repeat(foo, 3) == foofoofoo
repeat(o, 6) == oooooo
repeat(o, -1) == *nothing*
reverse(foobar) == raboof
sub(foobar, 3) == bar
sub(foobar, 3, 5) == ba
trim( foobar ) == foobar
format(f[%s]r, ooba) == f[ooba]r