Log URL metrics group collection to console when WP_DEBUG #1295
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westonruter
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[Type] Enhancement
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This greatly facilitates debugging why a given page is not being optimized as expected by dumping the full URL metrics group collection data to the console when
WP_DEBUGis enabled:Example JSON
{ "breakpoints": [ 480, 600, 782 ], "freshness_ttl": 0, "sample_size": 1, "all_element_max_intersection_ratios": { "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[1][self::A]/*[2][self::IMG]": 1, "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[2][self::DIV]/*[1][self::UL]/*[1][self::LI]/*[1][self::A]/*[1][self::IMG]": 0, "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]": 1, "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[12][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]": 0, "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[13][self::FIGURE]/*[1][self::IMG]": 0 }, "common_lcp_element": { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0.8381723761558533, "intersectionRect": { "x": 14.999999046325684, "y": 417.8759460449219, "width": 446.2499694824219, "height": 243.99900817871094, "top": 417.8759460449219, "right": 461.24996852874756, "bottom": 661.8749542236328, "left": 14.999999046325684 }, "boundingClientRect": { "x": 14.999999046325684, "y": 417.8759460449219, "width": 446.2499694824219, "height": 291.1083679199219, "top": 417.8759460449219, "right": 461.24996852874756, "bottom": 708.9843139648438, "left": 14.999999046325684 } }, "every_group_complete": false, "every_group_populated": true, "groups": [ { "minimum_viewport_width": 0, "maximum_viewport_width": 480, "lcp_element": { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0.8381723761558533, "intersectionRect": { "x": 14.999999046325684, "y": 417.8759460449219, "width": 446.2499694824219, "height": 243.99900817871094, "top": 417.8759460449219, "right": 461.24996852874756, "bottom": 661.8749542236328, "left": 14.999999046325684 }, "boundingClientRect": { "x": 14.999999046325684, "y": 417.8759460449219, "width": 446.2499694824219, "height": 291.1083679199219, "top": 417.8759460449219, "right": 461.24996852874756, "bottom": 708.9843139648438, "left": 14.999999046325684 } }, "complete": false, "url_metrics": [ { "url": "http://localhost:8888/2024/06/10/bison/", "viewport": { "width": 476, "height": 662 }, "elements": [ { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[1][self::A]/*[2][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 438.3984069824219, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 466.25973320007324, "bottom": 36.85546588897705, "left": 438.3984069824219 }, "boundingClientRect": { "x": 438.3984069824219, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 466.25973320007324, "bottom": 36.85546588897705, "left": 438.3984069824219 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[2][self::DIV]/*[1][self::UL]/*[1][self::LI]/*[1][self::A]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 } }, { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0.8381723761558533, "intersectionRect": { "x": 14.999999046325684, "y": 417.8759460449219, "width": 446.2499694824219, "height": 243.99900817871094, "top": 417.8759460449219, "right": 461.24996852874756, "bottom": 661.8749542236328, "left": 14.999999046325684 }, "boundingClientRect": { "x": 14.999999046325684, "y": 417.8759460449219, "width": 446.2499694824219, "height": 291.1083679199219, "top": 417.8759460449219, "right": 461.24996852874756, "bottom": 708.9843139648438, "left": 14.999999046325684 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[12][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 14.999999046325684, "y": 5754.38916015625, "width": 446.2499694824219, "height": 293.2763366699219, "top": 5754.38916015625, "right": 461.24996852874756, "bottom": 6047.665496826172, "left": 14.999999046325684 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[13][self::FIGURE]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 14.999999046325684, "y": 6067.63134765625, "width": 446.2499694824219, "height": 297.7880554199219, "top": 6067.63134765625, "right": 461.24996852874756, "bottom": 6365.419403076172, "left": 14.999999046325684 } } ], "timestamp": 1718052399.520041 } ] }, { "minimum_viewport_width": 481, "maximum_viewport_width": 600, "lcp_element": { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 394.0575866699219, "height": 257.0507507324219, "top": 469.3652038574219, "right": 444.0527000427246, "bottom": 726.4159545898438, "left": 49.995113372802734 }, "boundingClientRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 394.0575866699219, "height": 257.0507507324219, "top": 469.3652038574219, "right": 444.0527000427246, "bottom": 726.4159545898438, "left": 49.995113372802734 } }, "complete": false, "url_metrics": [ { "url": "http://localhost:8888/2024/06/10/bison/", "viewport": { "width": 494, "height": 1027 }, "elements": [ { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[1][self::A]/*[2][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 456.2109069824219, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 484.07223320007324, "bottom": 36.85546588897705, "left": 456.2109069824219 }, "boundingClientRect": { "x": 456.2109069824219, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 484.07223320007324, "bottom": 36.85546588897705, "left": 456.2109069824219 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[2][self::DIV]/*[1][self::UL]/*[1][self::LI]/*[1][self::A]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 } }, { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 394.0575866699219, "height": 257.0507507324219, "top": 469.3652038574219, "right": 444.0527000427246, "bottom": 726.4159545898438, "left": 49.995113372802734 }, "boundingClientRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 394.0575866699219, "height": 257.0507507324219, "top": 469.3652038574219, "right": 444.0527000427246, "bottom": 726.4159545898438, "left": 49.995113372802734 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[12][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 49.995113372802734, "y": 6561.88427734375, "width": 394.0575866699219, "height": 258.9843444824219, "top": 6561.88427734375, "right": 444.0527000427246, "bottom": 6820.868621826172, "left": 49.995113372802734 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[13][self::FIGURE]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 49.995113372802734, "y": 6850.86865234375, "width": 394.0575866699219, "height": 262.9540710449219, "top": 6850.86865234375, "right": 444.0527000427246, "bottom": 7113.822723388672, "left": 49.995113372802734 } } ], "timestamp": 1718048401.642205 } ] }, { "minimum_viewport_width": 601, "maximum_viewport_width": 782, "lcp_element": { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 519.6825561523438, "height": 339.0087585449219, "top": 469.3652038574219, "right": 569.6776695251465, "bottom": 808.3739624023438, "left": 49.995113372802734 }, "boundingClientRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 519.6825561523438, "height": 339.0087585449219, "top": 469.3652038574219, "right": 569.6776695251465, "bottom": 808.3739624023438, "left": 49.995113372802734 } }, "complete": false, "url_metrics": [ { "url": "http://localhost:8888/2024/06/10/bison/", "viewport": { "width": 620, "height": 1027 }, "elements": [ { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[1][self::A]/*[2][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 581.8358764648438, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 609.6972026824951, "bottom": 36.85546588897705, "left": 581.8358764648438 }, "boundingClientRect": { "x": 581.8358764648438, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 609.6972026824951, "bottom": 36.85546588897705, "left": 581.8358764648438 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[2][self::DIV]/*[1][self::UL]/*[1][self::LI]/*[1][self::A]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 } }, { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 519.6825561523438, "height": 339.0087585449219, "top": 469.3652038574219, "right": 569.6776695251465, "bottom": 808.3739624023438, "left": 49.995113372802734 }, "boundingClientRect": { "x": 49.995113372802734, "y": 469.3652038574219, "width": 519.6825561523438, "height": 339.0087585449219, "top": 469.3652038574219, "right": 569.6776695251465, "bottom": 808.3739624023438, "left": 49.995113372802734 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[12][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 49.995113372802734, "y": 5250.48291015625, "width": 519.6825561523438, "height": 341.5429382324219, "top": 5250.48291015625, "right": 569.6776695251465, "bottom": 5592.025848388672, "left": 49.995113372802734 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[13][self::FIGURE]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 49.995113372802734, "y": 5622.02587890625, "width": 519.6825561523438, "height": 346.7870788574219, "top": 5622.02587890625, "right": 569.6776695251465, "bottom": 5968.812957763672, "left": 49.995113372802734 } } ], "timestamp": 1718048405.967935 } ] }, { "minimum_viewport_width": 783, "maximum_viewport_width": 9223372036854776000, "lcp_element": { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 219.53611755371094, "y": 522.5829467773438, "width": 609.9901733398438, "height": 397.9101257324219, "top": 522.5829467773438, "right": 829.5262908935547, "bottom": 920.4930725097656, "left": 219.53611755371094 }, "boundingClientRect": { "x": 219.53611755371094, "y": 522.5829467773438, "width": 609.9901733398438, "height": 397.9101257324219, "top": 522.5829467773438, "right": 829.5262908935547, "bottom": 920.4930725097656, "left": 219.53611755371094 } }, "complete": false, "url_metrics": [ { "url": "http://localhost:8888/2024/06/10/bison/", "viewport": { "width": 1049, "height": 1027 }, "elements": [ { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[1][self::A]/*[2][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 992.2265014648438, "y": 5.317382335662842, "width": 17.871091842651367, "height": 17.871091842651367, "top": 5.317382335662842, "right": 1010.0975933074951, "bottom": 23.18847417831421, "left": 992.2265014648438 }, "boundingClientRect": { "x": 992.2265014648438, "y": 5.317382335662842, "width": 17.871091842651367, "height": 17.871091842651367, "top": 5.317382335662842, "right": 1010.0975933074951, "bottom": 23.18847417831421, "left": 992.2265014648438 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[2][self::DIV]/*[1][self::UL]/*[1][self::LI]/*[1][self::A]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 } }, { "isLCP": true, "isLCPCandidate": true, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 219.53611755371094, "y": 522.5829467773438, "width": 609.9901733398438, "height": 397.9101257324219, "top": 522.5829467773438, "right": 829.5262908935547, "bottom": 920.4930725097656, "left": 219.53611755371094 }, "boundingClientRect": { "x": 219.53611755371094, "y": 522.5829467773438, "width": 609.9901733398438, "height": 397.9101257324219, "top": 522.5829467773438, "right": 829.5262908935547, "bottom": 920.4930725097656, "left": 219.53611755371094 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[12][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 219.53611755371094, "y": 4784.86767578125, "width": 609.9901733398438, "height": 400.8984069824219, "top": 4784.86767578125, "right": 829.5262908935547, "bottom": 5185.766082763672, "left": 219.53611755371094 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[13][self::FIGURE]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 219.53611755371094, "y": 5215.76611328125, "width": 609.9901733398438, "height": 407.0507507324219, "top": 5215.76611328125, "right": 829.5262908935547, "bottom": 5622.816864013672, "left": 219.53611755371094 } } ], "timestamp": 1718049314.755356 } ] } ] }This is the URL metrics data which was used to optimize the page. It is in addition to any new URL metrics which are gathered via the detection logic and are also logged to the console:
Example JSON
{ "url": "http://localhost:8888/2024/06/10/bison/", "slug": "92be7e8293bdbccfd5660691e16eb6c4", "nonce": "ec8038c842", "viewport": { "width": 476, "height": 95 }, "elements": [ { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[1][self::A]/*[2][self::IMG]", "intersectionRatio": 1, "intersectionRect": { "x": 438.3984069824219, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 466.25973320007324, "bottom": 36.85546588897705, "left": 438.3984069824219 }, "boundingClientRect": { "x": 438.3984069824219, "y": 8.994139671325684, "width": 27.861326217651367, "height": 27.861326217651367, "top": 8.994139671325684, "right": 466.25973320007324, "bottom": 36.85546588897705, "left": 438.3984069824219 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[2][self::DIV]/*[1][self::DIV]/*[2][self::UL]/*[1][self::LI]/*[2][self::DIV]/*[1][self::UL]/*[1][self::LI]/*[1][self::A]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[1][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 14.999999046325684, "y": 417.8759460449219, "width": 446.2499694824219, "height": 291.1083679199219, "top": 417.8759460449219, "right": 461.24996852874756, "bottom": 708.9843139648438, "left": 14.999999046325684 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[12][self::FIGURE]/*[1][self::PICTURE]/*[3][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 14.999999046325684, "y": 5754.38916015625, "width": 446.2499694824219, "height": 293.2763366699219, "top": 5754.38916015625, "right": 461.24996852874756, "bottom": 6047.665496826172, "left": 14.999999046325684 } }, { "isLCP": false, "isLCPCandidate": false, "xpath": "/*[1][self::HTML]/*[2][self::BODY]/*[3][self::DIV]/*[3][self::DIV]/*[1][self::DIV]/*[1][self::MAIN]/*[1][self::ARTICLE]/*[2][self::DIV]/*[13][self::FIGURE]/*[1][self::IMG]", "intersectionRatio": 0, "intersectionRect": { "x": 0, "y": 0, "width": 0, "height": 0, "top": 0, "right": 0, "bottom": 0, "left": 0 }, "boundingClientRect": { "x": 14.999999046325684, "y": 6067.63134765625, "width": 446.2499694824219, "height": 297.7880554199219, "top": 6067.63134765625, "right": 461.24996852874756, "bottom": 6365.419403076172, "left": 14.999999046325684 } } ] }